MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a7fac7bd67e9b5e65ba91e95a49df1ca38d64be20f24342efb7cd29e22b4aec. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3a7fac7bd67e9b5e65ba91e95a49df1ca38d64be20f24342efb7cd29e22b4aec
SHA3-384 hash: 51c38a37a9c79b3ac35c7c66658b35f3c0fa27cf6cc26af04b625e2aca8db06bb0d1fc7cae096b4a11e1691e0659f3e8
SHA1 hash: 450c262b1814c36b51cdb5868d96d02d5bbb60eb
MD5 hash: cedd75f3a781795bab964212a7e781e1
humanhash: zulu-lemon-coffee-stairway
File name:cedd75f3a781795bab964212a7e781e1.exe
Download: download sample
Signature LummaStealer
Create hunting rule
File size:1'876'992 bytes
First seen:2024-12-18 19:54:47 UTC
Last seen:Never
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:I2Itn71MxiC2DB4o+0l6vGuAJcWEN0m2tXw9wRFAXsc+c0AV9R0M+BH657UqShRg:KLh4k6OuA2NNNB2PiF0j0nMRfF
TLSH T1F59533DA9F56C44BC713C3F05F0A06896BAC7895113A329F958D72BA7C2372722944BF
TrID 42.7% (.EXE) Win32 Executable (generic) (4504/4/1)
19.2% (.EXE) OS/2 Executable (generic) (2029/13)
19.0% (.EXE) Generic Win/DOS Executable (2002/3)
18.9% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter abuse_ch
Tags:exe LummaStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
456
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cedd75f3a781795bab964212a7e781e1.exe
Verdict:
Malicious activity
Analysis date:
2024-12-18 20:02:47 UTC
Tags:
lumma stealer themida loader stealc
Link:
https://app.any.run/tasks/40c015fc-476f-41cc-8283-19101e76b8cf

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.15052.13223.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=676328a1653a8698dfdabf2e
Tags:
vmdetect autorun autoit lien
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Connection attempt to an infection source
Behavior that indicates a threat
DNS request
Connection attempt
Sending a custom TCP request
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm packed packed packer_detected xpack
Link:
https://www.filescan.io/uploads/6763289becf02f600b4b6dcf/reports/663d97f0-0600-4d67-b8e6-652becca2bf5/overview
Verdict:
Malicious
Labled as:
Jaik.Generic
Link:
https://www.hybrid-analysis.com/sample/3a7fac7bd67e9b5e65ba91e95a49df1ca38d64be20f24342efb7cd29e22b4aec
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/399f4b20-87d3-4cdd-93e6-33d3ac56db31
Result
Threat name:
LummaC, Amadey, LummaC Stealer, Stealc,
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1577881
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Drops PE files to the document folder of the user
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
LummaC encrypted strings found
Machine Learning detection for dropped file
Machine Learning detection for sample
Monitors registry run keys for changes
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Suricata IDS alerts for network traffic
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 (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 Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Yara detected Amadeys stealer DLL
Yara detected LummaC Stealer
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1577881 Sample: D2Cw8gWOXj.exe Startdate: 18/12/2024 Architecture: WINDOWS Score: 100 68 185.215.113.43 WHOLESALECONNECTIONSNL Portugal 2->68 70 sweepyribs.lat 2->70 72 grannyejh.lat 2->72 88 Suricata IDS alerts for network traffic 2->88 90 Found malware configuration 2->90 92 Antivirus detection for URL or domain 2->92 94 15 other signatures 2->94 10 D2Cw8gWOXj.exe 2 2->10         started        15 msedge.exe 9 2->15         started        signatures3 process4 dnsIp5 74 185.215.113.16, 49758, 49933, 80 WHOLESALECONNECTIONSNL Portugal 10->74 76 grannyejh.lat 172.67.179.109, 443, 49704, 49705 CLOUDFLARENETUS United States 10->76 60 C:\Users\...\CL879Z9QXT1RTXCNG2Z5GGO6K.exe, PE32 10->60 dropped 62 C:\Users\user\...\8D74HBGAJPTDG046Z0.exe, PE32 10->62 dropped 118 Query firmware table information (likely to detect VMs) 10->118 120 Tries to harvest and steal ftp login credentials 10->120 122 Tries to harvest and steal browser information (history, passwords, etc) 10->122 124 7 other signatures 10->124 17 8D74HBGAJPTDG046Z0.exe 36 10->17         started        22 CL879Z9QXT1RTXCNG2Z5GGO6K.exe 10->22         started        24 msedge.exe 15->24         started        file6 signatures7 process8 dnsIp9 64 185.215.113.206, 49792, 49847, 49895 WHOLESALECONNECTIONSNL Portugal 17->64 66 127.0.0.1 unknown unknown 17->66 50 C:\Users\user\Documents\BKJJEBKKEH.exe, PE32 17->50 dropped 52 C:\Users\user\AppData\...\softokn3[1].dll, PE32 17->52 dropped 54 C:\Users\user\AppData\Local\...\random[1].exe, PE32 17->54 dropped 56 11 other files (7 malicious) 17->56 dropped 96 Antivirus detection for dropped file 17->96 98 Detected unpacking (changes PE section rights) 17->98 100 Attempt to bypass Chrome Application-Bound Encryption 17->100 108 10 other signatures 17->108 26 cmd.exe 17->26         started        28 msedge.exe 2 10 17->28         started        31 chrome.exe 8 17->31         started        102 Machine Learning detection for dropped file 22->102 104 Tries to evade debugger and weak emulator (self modifying code) 22->104 106 Tries to detect virtualization through RDTSC time measurements 22->106 34 WerFault.exe 19 16 22->34         started        file10 signatures11 process12 dnsIp13 36 BKJJEBKKEH.exe 26->36         started        40 conhost.exe 26->40         started        126 Monitors registry run keys for changes 28->126 42 msedge.exe 28->42         started        84 192.168.2.5, 443, 49703, 49704 unknown unknown 31->84 86 239.255.255.250 unknown Reserved 31->86 44 chrome.exe 31->44         started        signatures14 process15 dnsIp16 58 C:\Users\user\AppData\Local\...\skotes.exe, PE32 36->58 dropped 110 Antivirus detection for dropped file 36->110 112 Multi AV Scanner detection for dropped file 36->112 114 Detected unpacking (changes PE section rights) 36->114 116 5 other signatures 36->116 47 skotes.exe 36->47         started        78 play.google.com 142.250.181.110, 443, 49858 GOOGLEUS United States 44->78 80 plus.l.google.com 142.250.181.46, 443, 49850 GOOGLEUS United States 44->80 82 2 other IPs or domains 44->82 file17 signatures18 process19 signatures20 128 Antivirus detection for dropped file 47->128 130 Multi AV Scanner detection for dropped file 47->130 132 Detected unpacking (changes PE section rights) 47->132 134 6 other signatures 47->134
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3a7fac7bd67e9b5e65ba91e95a49df1ca38d64be20f24342efb7cd29e22b4aec
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3a7fac7bd67e9b5e65ba91e95a49df1ca38d64be20f24342efb7cd29e22b4aec/
Threat name:
Win32.Exploit.LummaC
Create hunting rule
Status:
Malicious
First seen:
2024-12-18 07:36:26 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hj72y66wp2nv4zn2shuvuso7dsry2zf6edzegqxpw7gstyrljlwa._file
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:cryptbot family:lumma family:stealc botnet:9c9aa5 botnet:fed3aa botnet:stok credential_access discovery evasion execution persistence spyware stealer trojan
Link:
https://tria.ge/reports/241218-ym477azlat/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Kills process with taskkill
Modifies registry class
Runs ping.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Views/modifies file attributes
Browser Information Discovery
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Drops file in Windows directory
AutoIT Executable
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Checks BIOS information in registry
Executes dropped EXE
Identifies Wine through registry keys
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Windows security modification
Command and Scripting Interpreter: PowerShell
Downloads MZ/PE file
Uses browser remote debugging
Enumerates VirtualBox registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Amadey
Amadey family
CryptBot
Cryptbot family
Lumma Stealer, LummaC
Lumma family
Modifies Windows Defender Real-time Protection settings
Stealc
Stealc family
Suspicious use of NtCreateUserProcessOtherParentProcess
Malware Config
C2 Extraction:
http://185.215.113.206
http://185.215.113.43
http://185.215.113.16
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0823088e-72c1-4108-8739-9523b138a7d1
Unpacked files
SH256 hash:
f13e74fe3d75be8279447f779aae3bc3693a4162e3ca94ffcde2b451e15313f8
MD5 hash:
7a1628c103d66a051db6486532eef904
SHA1 hash:
3713e84b1614efb070ac5a32d0d5016bb2e98e2d
Link:
https://www.unpac.me/results/0fa0e39a-74b1-43e6-8481-bd0ebd80647b/
SH256 hash:
3a7fac7bd67e9b5e65ba91e95a49df1ca38d64be20f24342efb7cd29e22b4aec
MD5 hash:
cedd75f3a781795bab964212a7e781e1
SHA1 hash:
450c262b1814c36b51cdb5868d96d02d5bbb60eb
Link:
https://www.unpac.me/results/0fa0e39a-74b1-43e6-8481-bd0ebd80647b/
Malware family:
Lumma
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3a7fac7bd67e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 3a7fac7bd67e9b5e65ba91e95a49df1ca38d64be20f24342efb7cd29e22b4aec

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3245480/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3337943/

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

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