MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d7cc308f2cd107a42ea8c32e8c06d6b684417a1fa8951072a707a1838a2d3f5. 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


Stealc


Vendor detections: 16


Intelligence 16 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7d7cc308f2cd107a42ea8c32e8c06d6b684417a1fa8951072a707a1838a2d3f5
SHA3-384 hash: 8beb474902652c1dbebb8c9ed8416e1b42cb3ef34d07bd981497d082cdff9854ee353ef1eb297cc620fb8a46b376d938
SHA1 hash: 9bca001a792bcb69b87b78e6f8e9d7e214e8655e
MD5 hash: 4219e5a081c62567d3fb9e490c2a7a3e
humanhash: november-east-salami-mars
File name:4219e5a081c62567d3fb9e490c2a7a3e.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:466'944 bytes
First seen:2024-04-28 09:25:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f654e5c1b5e321f3cf66a20ff016ccab (12 x Stealc, 1 x UACModuleSmokeLoader)
ssdeep 6144:Hb1m+ZBBrVw6UuNeqsGqJJ2hUOWXzt1YyQut4Mq75gQ/l67I2XDihjZd:7c+5vdsGguOt1YyN4MyN/EQZd
TLSH T14EA4AE0362E07C94E56687738E3EF6E4361DF9608E956B2F22087ABF04B51F1E253791
TrID 67.1% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
12.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.2% (.EXE) Win32 Executable (generic) (4504/4/1)
2.4% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 10242044c4884800 (5 x Stealc)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://185.172.128.76/8681490a59ad0e34.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
303
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
glupteba
Create hunting rule
ID:
1
File name:
8408dcfb8751f971ab0f3f4ec16abc52586a90a507ac8e6be0b02219980758f3.exe
Verdict:
Malicious activity
Analysis date:
2024-04-28 09:47:36 UTC
Tags:
opendir gcleaner loader evasion privateloader stealer stealc arechclient2 backdoor discord glupteba adware neoreklami trojan
Link:
https://app.any.run/tasks/079374a0-bfbe-49c1-9d77-75ecadbb59dd

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

Behaviour
Sending an HTTP GET request to an infection source
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
DNS request
Connection attempt
Sending an HTTP GET request
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Connection attempt to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint packed
Link:
https://www.filescan.io/uploads/662e162c14fabb16f402d3f2/reports/2e694433-2072-4e9a-b748-f4083b7ecab6/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/7d7cc308f2cd107a42ea8c32e8c06d6b684417a1fa8951072a707a1838a2d3f5
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.
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/62b4be58-ab57-4c1b-a36f-e418abc825ad
Result
Threat name:
Mars Stealer, RedLine, SectopRAT, Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1432842
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found direct / indirect Syscall (likely to bypass EDR)
Found evasive API chain (may stop execution after checking locale)
Found hidden mapped module (file has been removed from disk)
Found malware configuration
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
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)
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Writes to foreign memory regions
Yara detected Mars stealer
Yara detected RedLine Stealer
Yara detected SectopRAT
Yara detected Stealc
Yara detected UAC Bypass using CMSTP
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1432842 Sample: Hy9zj9xCjw.exe Startdate: 28/04/2024 Architecture: WINDOWS Score: 100 63 note.padd.cn.com 2->63 65 fp2e7a.wpc.phicdn.net 2->65 67 fp2e7a.wpc.2be4.phicdn.net 2->67 101 Snort IDS alert for network traffic 2->101 103 Found malware configuration 2->103 105 Malicious sample detected (through community Yara rule) 2->105 107 15 other signatures 2->107 9 Hy9zj9xCjw.exe 2 10 2->9         started        14 run.exe 2->14         started        16 chrome.exe 1 2->16         started        signatures3 process4 dnsIp5 83 185.172.128.203, 49731, 80 NADYMSS-ASRU Russian Federation 9->83 85 185.172.128.228, 49730, 80 NADYMSS-ASRU Russian Federation 9->85 87 note.padd.cn.com 176.97.76.106, 49732, 80 INTRAFFIC-ASUA United Kingdom 9->87 55 C:\Users\user\AppData\Local\Temp\...\run.exe, PE32 9->55 dropped 57 C:\Users\user\AppData\Local\...\relay.dll, PE32 9->57 dropped 59 C:\Users\user\AppData\...\UIxMarketPlugin.dll, PE32 9->59 dropped 61 C:\Users\user\AppData\Local\Temp\u57g.0.exe, PE32 9->61 dropped 129 Detected unpacking (overwrites its own PE header) 9->129 18 run.exe 6 9->18         started        22 u57g.0.exe 12 9->22         started        25 WerFault.exe 21 16 9->25         started        131 Maps a DLL or memory area into another process 14->131 133 Found direct / indirect Syscall (likely to bypass EDR) 14->133 27 cmd.exe 14->27         started        89 192.168.2.4, 138, 15647, 443 unknown unknown 16->89 91 239.255.255.250 unknown Reserved 16->91 29 chrome.exe 16->29         started        31 chrome.exe 16->31         started        file6 signatures7 process8 dnsIp9 49 C:\Users\user\AppData\Roaming\...\relay.dll, PE32 18->49 dropped 51 C:\Users\user\AppData\...\UIxMarketPlugin.dll, PE32 18->51 dropped 109 Maps a DLL or memory area into another process 18->109 111 Found direct / indirect Syscall (likely to bypass EDR) 18->111 33 cmd.exe 4 18->33         started        69 185.172.128.76, 49733, 49764, 49769 NADYMSS-ASRU Russian Federation 22->69 113 Detected unpacking (changes PE section rights) 22->113 115 Detected unpacking (overwrites its own PE header) 22->115 117 Machine Learning detection for dropped file 22->117 121 2 other signatures 22->121 53 C:\Users\user\AppData\Local\Temp\ebehynmp, PE32 27->53 dropped 119 Writes to foreign memory regions 27->119 37 conhost.exe 27->37         started        39 MSBuild.exe 27->39         started        71 www.google.com 172.253.122.103, 443, 49737, 49738 GOOGLEUS United States 29->71 73 plus.l.google.com 64.233.180.100, 443, 49748 GOOGLEUS United States 29->73 75 apis.google.com 29->75 77 www3.l.google.com 172.253.122.100, 443, 49776 GOOGLEUS United States 31->77 79 64.233.180.103, 443, 49771, 49786 GOOGLEUS United States 31->79 81 ogs.google.com 31->81 file10 signatures11 process12 file13 47 C:\Users\user\AppData\Local\...\kruotvigvptm, PE32 33->47 dropped 95 Writes to foreign memory regions 33->95 97 Found hidden mapped module (file has been removed from disk) 33->97 99 Maps a DLL or memory area into another process 33->99 41 MSBuild.exe 15 6 33->41         started        45 conhost.exe 33->45         started        signatures14 process15 dnsIp16 93 91.215.85.66, 15647, 49765, 9000 PINDC-ASRU Russian Federation 41->93 123 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 41->123 125 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 41->125 127 Tries to harvest and steal browser information (history, passwords, etc) 41->127 signatures17
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7d7cc308f2cd107a42ea8c32e8c06d6b684417a1fa8951072a707a1838a2d3f5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7d7cc308f2cd107a42ea8c32e8c06d6b684417a1fa8951072a707a1838a2d3f5/
Threat name:
Win32.Trojan.StealC
Create hunting rule
Status:
Malicious
First seen:
2024-04-28 09:26:06 UTC
File Type:
PE (Exe)
Extracted files:
62
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pv6mgchszuihuqxkrqzorqdnnnueif5b7kevcbzkob5bqofc2p2q._file
Verdict:
malicious
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:sectoprat family:stealc discovery rat stealer trojan
Link:
https://tria.ge/reports/240428-ld7kqsce98/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks installed software on the system
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
SectopRAT
SectopRAT payload
Stealc
Malware Config
C2 Extraction:
http://185.172.128.76
Unpacked files
SH256 hash:
cfc2458a54578854cae748277b7527e4a2ff4a49aa4a55b885109fc334f73865
MD5 hash:
f24e8a42d193b41ec73c76a36c30ee0d
SHA1 hash:
4ceab3b79d49350c6d9575470cd273ec1d8b26cd
Link:
https://www.unpac.me/results/6993e224-3d47-451c-ad9f-83b840b9b837/
SH256 hash:
7d7cc308f2cd107a42ea8c32e8c06d6b684417a1fa8951072a707a1838a2d3f5
MD5 hash:
4219e5a081c62567d3fb9e490c2a7a3e
SHA1 hash:
9bca001a792bcb69b87b78e6f8e9d7e214e8655e
Link:
https://www.unpac.me/results/6993e224-3d47-451c-ad9f-83b840b9b837/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7d7cc308f2cd/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/7d7cc308f2cd107a42ea8c32e8c06d6b684417a1fa8951072a707a1838a2d3f5

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:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:detect_Mars_Stealer
Create hunting rule
Author:@malgamy12
Description:detect_Mars_Stealer
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of MFA browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:malware_Stealc_str
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:Stealc infostealer
Rule name:Windows_Trojan_Generic_2993e5a5
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Stealc_b8ab9ab5
Create hunting rule
Author:Elastic Security
Rule name:win_stealc_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.stealc.
Rule name:yara_template
Create hunting rule

File information

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

Web download

Stealc

Executable exe 7d7cc308f2cd107a42ea8c32e8c06d6b684417a1fa8951072a707a1838a2d3f5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2812849/
  
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
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetVolumeInformationA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleInputA
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleAliasesA
KERNEL32.dll::GetConsoleProcessList
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::GetWindowsDirectoryA
KERNEL32.dll::RemoveDirectoryA
KERNEL32.dll::GetTempPathA
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
KERNEL32.dll::QueryDosDeviceW

Comments