MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


LummaStealer


Vendor detections: 15


Intelligence 15 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e
SHA3-384 hash: dfb9d314d7db85a5a17d3b70b8a0800780aa9c0a4aad643c78fa791c4f00386712088e72756b6061736a297dcc1c868d
SHA1 hash: 2796e910c2b16bbf6824c158851faacc44256d5a
MD5 hash: 00e6626f86f9c979a4c3c22bc395e338
humanhash: steak-chicken-four-bravo
File name:00e6626f86f9c979a4c3c22bc395e338.exe
Download: download sample
Signature LummaStealer
Create hunting rule
File size:1'908'736 bytes
First seen:2024-03-25 16:45:56 UTC
Last seen:2024-03-25 18:39:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 24576:HkRixz0ofQOmMeKycOlYQ1eirzaA6oTgB1GQBhmmcBjGEZ02T/f86scNFm2MEdAb:H+ixzrbmTK3QXzacMFup1T/lmZ2A
TLSH T12C953359AF57B63DDF0C9A3317A925182BF21B8452D6AC0E3D8DC4BA48C6FCC31721A5
TrID 29.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
22.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
20.3% (.EXE) Win32 Executable (generic) (4504/4/1)
9.1% (.EXE) OS/2 Executable (generic) (2029/13)
9.0% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter abuse_ch
Tags:exe LummaStealer

Intelligence

File Origin
# of uploads :
2
# of downloads :
331
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e.exe
Verdict:
Malicious activity
Analysis date:
2024-03-25 17:18:45 UTC
Tags:
amadey botnet stealer lumma loader redline smoke smokeloader risepro
Link:
https://app.any.run/tasks/3aac1415-a4e8-4ff3-bf0b-9d29e4508b66

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Creating a file
Creating a window
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Launching a process
Launching the process to change network settings
Connection attempt to an infection source
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Sending an HTTP GET request to an infection source
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm packed
Link:
https://www.filescan.io/uploads/6601aa5a2915b1a64e0a9e4e/reports/e55951a1-2726-4c6c-819f-0220060163f5/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/555d0bef-4546-458d-84d8-d3a703c55013
Result
Threat name:
LummaC, Amadey, LummaC Stealer, PureLog
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1415312
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Connects to many ports of the same IP (likely port scanning)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Creates multiple autostart registry keys
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found stalling execution ending in API Sleep call
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Injects a PE file into a foreign processes
Installs new ROOT certificates
LummaC encrypted strings found
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Potentially malicious time measurement code found
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Reads the System eventlog
Sample uses string decryption to hide its real strings
Sigma detected: Capture Wi-Fi password
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
System process connects to network (likely due to code injection or exploit)
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal WLAN passwords
Tries to steal Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Uses known network protocols on non-standard ports
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Amadey
Yara detected Amadeys Clipper DLL
Yara detected Amadeys stealer DLL
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected LummaC Stealer
Yara detected PureLog Stealer
Yara detected RedLine Stealer
Yara detected RisePro Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1415312 Sample: Vjt694rffx.exe Startdate: 25/03/2024 Architecture: WINDOWS Score: 100 122 wisemassiveharmonious.shop 2->122 124 turkeyunlikelyofw.shop 2->124 126 12 other IPs or domains 2->126 172 Found malware configuration 2->172 174 Malicious sample detected (through community Yara rule) 2->174 176 Antivirus detection for URL or domain 2->176 178 25 other signatures 2->178 10 explorgu.exe 2 56 2->10         started        15 Vjt694rffx.exe 5 2->15         started        17 ctvjctd 2->17         started        19 6 other processes 2->19 signatures3 process4 dnsIp5 128 185.215.113.32, 49705, 49706, 49708 WHOLESALECONNECTIONSNL Portugal 10->128 130 185.172.128.19 NADYMSS-ASRU Russian Federation 10->130 136 3 other IPs or domains 10->136 90 C:\Users\user\AppData\Roaming\...\cred64.dll, PE32+ 10->90 dropped 92 C:\Users\user\AppData\Roaming\...\clip64.dll, PE32 10->92 dropped 94 C:\Users\user\AppData\Local\...\amadka.exe, PE32 10->94 dropped 104 23 other malicious files 10->104 dropped 230 Antivirus detection for dropped file 10->230 232 Multi AV Scanner detection for dropped file 10->232 234 Detected unpacking (changes PE section rights) 10->234 252 6 other signatures 10->252 21 987123.exe 10->21         started        24 alex1234.exe 10->24         started        26 osminog.exe 2 10->26         started        28 8 other processes 10->28 96 C:\Users\user\AppData\Local\...\explorgu.exe, PE32 15->96 dropped 236 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->236 238 Tries to evade debugger and weak emulator (self modifying code) 15->238 240 Tries to detect virtualization through RDTSC time measurements 15->240 242 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 17->242 244 Maps a DLL or memory area into another process 17->244 254 2 other signatures 17->254 132 www.maxmind.com 104.18.146.235 CLOUDFLARENETUS United States 19->132 134 127.0.0.1 unknown unknown 19->134 98 C:\Users\user\AppData\Roaming\...\cred64.dll, PE32+ 19->98 dropped 100 C:\Users\user\AppData\Roaming\...\clip64.dll, PE32 19->100 dropped 102 C:\Users\user\AppData\Local\...\amadka.exe, PE32 19->102 dropped 106 2 other malicious files 19->106 dropped 246 Machine Learning detection for dropped file 19->246 248 Creates multiple autostart registry keys 19->248 250 Tries to detect sandboxes / dynamic malware analysis system (registry check) 19->250 file6 signatures7 process8 dnsIp9 180 Multi AV Scanner detection for dropped file 21->180 182 Detected unpacking (changes PE section rights) 21->182 184 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 21->184 200 4 other signatures 21->200 32 explorer.exe 21->32 injected 186 Writes to foreign memory regions 24->186 202 2 other signatures 24->202 37 RegAsm.exe 24->37         started        39 conhost.exe 24->39         started        188 Machine Learning detection for dropped file 26->188 190 Found many strings related to Crypto-Wallets (likely being stolen) 26->190 192 LummaC encrypted strings found 26->192 41 RegAsm.exe 26->41         started        43 conhost.exe 26->43         started        138 193.233.132.74, 49737, 58709 FREE-NET-ASFREEnetEU Russian Federation 28->138 140 185.215.113.67 WHOLESALECONNECTIONSNL Portugal 28->140 142 3 other IPs or domains 28->142 108 C:\Users\user\AppData\Local\...\chrosha.exe, PE32 28->108 dropped 110 C:\Users\user\AppData\Local\...\RageMP131.exe, PE32 28->110 dropped 112 C:\ProgramData\MPGPH131\MPGPH131.exe, PE32 28->112 dropped 194 System process connects to network (likely due to code injection or exploit) 28->194 196 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 28->196 198 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 28->198 204 8 other signatures 28->204 45 rundll32.exe 23 28->45         started        47 RegAsm.exe 28->47         started        49 RegAsm.exe 28->49         started        51 6 other processes 28->51 file10 signatures11 process12 dnsIp13 114 selebration17io.io 91.215.85.120 PINDC-ASRU Russian Federation 32->114 80 C:\Users\user\AppData\Roaming\ctvjctd, PE32 32->80 dropped 82 C:\Users\user\AppData\Local\Temp\41A2.exe, PE32 32->82 dropped 148 System process connects to network (likely due to code injection or exploit) 32->148 150 Benign windows process drops PE files 32->150 152 Hides that the sample has been downloaded from the Internet (zone.identifier) 32->152 53 RageMP131.exe 32->53         started        56 41A2.exe 32->56         started        58 random.exe 32->58         started        60 RageMP131.exe 32->60         started        84 C:\Users\user\AppData\Roaming\...\propro.exe, PE32 37->84 dropped 86 C:\Users\user\AppData\Roaming\...\Traffic.exe, PE32 37->86 dropped 62 Traffic.exe 37->62         started        65 propro.exe 37->65         started        116 resergvearyinitiani.shop 172.67.217.100, 443, 49710, 49714 CLOUDFLARENETUS United States 41->116 154 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 41->154 156 Query firmware table information (likely to detect VMs) 41->156 158 Found many strings related to Crypto-Wallets (likely being stolen) 41->158 160 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 41->160 162 Tries to steal Instant Messenger accounts or passwords 45->162 164 Uses netsh to modify the Windows network and firewall settings 45->164 166 Tries to harvest and steal ftp login credentials 45->166 170 2 other signatures 45->170 67 powershell.exe 45->67         started        70 netsh.exe 2 45->70         started        118 associationokeo.shop 172.67.147.18 CLOUDFLARENETUS United States 47->118 168 Tries to steal Crypto Currency Wallets 47->168 120 4.185.137.132, 1632, 49720 LEVEL3US United States 49->120 72 2 other processes 51->72 file14 signatures15 process16 dnsIp17 206 Detected unpacking (changes PE section rights) 53->206 208 Machine Learning detection for dropped file 53->208 210 Tries to evade debugger and weak emulator (self modifying code) 53->210 212 Query firmware table information (likely to detect VMs) 56->212 214 Tries to harvest and steal browser information (history, passwords, etc) 56->214 216 Tries to detect sandboxes / dynamic malware analysis system (registry check) 58->216 144 5.42.65.67 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 62->144 218 Multi AV Scanner detection for dropped file 62->218 220 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 62->220 222 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 62->222 224 Reads the System eventlog 62->224 74 conhost.exe 62->74         started        146 185.172.128.33 NADYMSS-ASRU Russian Federation 65->146 226 Installs new ROOT certificates 65->226 228 Tries to steal Crypto Currency Wallets 65->228 88 C:\Users\user\...\246122658369_Desktop.zip, Zip 67->88 dropped 76 conhost.exe 67->76         started        78 conhost.exe 70->78         started        file18 signatures19 process20
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e/
Threat name:
Win32.Trojan.Amadey
Create hunting rule
Status:
Malicious
First seen:
2024-03-25 02:53:16 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
26 of 37 (70.27%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wqgcuwkihizf6gpusyabo5jqb5y6f225dxy5uxzndavnezja3rha._file
Verdict:
malicious
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:redline family:risepro family:zgrat botnet:livetraffic evasion infostealer rat spyware stealer trojan
Link:
https://tria.ge/reports/240325-t9ylpsdc33/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Identifies Wine through registry keys
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Amadey
Detect ZGRat V1
RedLine
RedLine payload
RisePro
ZGRat
Malware Config
C2 Extraction:
http://185.215.113.32
4.185.137.132:1632
Unpacked files
SH256 hash:
2e1c45a10e959125282f8295dabdcff09972fd0f27f2d91dbf5fa27a204f8a18
MD5 hash:
0ccd1ec1fb3caee934b5e0765dde3944
SHA1 hash:
3a407a741c1b72a812854ab56e32c58393e516c4
Detections:
win_amadey
Create hunting rule
Link:
https://www.unpac.me/results/0a5b0c83-7179-40f5-8988-d69abb34ac6e/
SH256 hash:
b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e
MD5 hash:
00e6626f86f9c979a4c3c22bc395e338
SHA1 hash:
2796e910c2b16bbf6824c158851faacc44256d5a
Link:
https://www.unpac.me/results/0a5b0c83-7179-40f5-8988-d69abb34ac6e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b40c2a59483a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

LummaStealer

Executable exe b40c2a59483a325f19f496001775300f71e2eb5d1df1da5f2d182ad26520dc4e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2757406/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments