MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4a130338bd6099c1ca3c0e0866127db0b5df6ac51e74347654b5b6d2ee0de96. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4a130338bd6099c1ca3c0e0866127db0b5df6ac51e74347654b5b6d2ee0de96
SHA3-384 hash: f14ece77fa682ccc6ace97b2a6f32d29c9af76c32f0eacec79ade75559c52478b39188af841ddba8b6cb8dc40ee7b22a
SHA1 hash: 28fd95de0cdb6b431a37c3e5015402ca11453994
MD5 hash: 38b5216a9e37399fc803f8e2f18ab62b
humanhash: thirteen-mars-sad-north
File name:file
Download: download sample
Signature LummaStealer
Create hunting rule
File size:1'628'160 bytes
First seen:2023-10-28 00:18:48 UTC
Last seen:2023-10-28 13:27:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e8a766f91bde2f3fc4c3013e587acec8 (1 x LummaStealer)
ssdeep 24576:HtaDpJqYoM3A2UQS2iaJjYOj5/dRAuD1HUQrs7IoHSN8CzFdURyZ:Ncs+/jYWd2uD1Hxrs42CzF7
Threatray 644 similar samples on MalwareBazaar
TLSH T15E758D912B80907AEF67333D342B41C28CA79B592D75EDAA37CFA5094558D18DA0F3F2
TrID 28.1% (.EXE) Win32 Executable Delphi generic (14182/79/4)
25.9% (.SCR) Windows screen saver (13097/50/3)
20.8% (.EXE) Win64 Executable (generic) (10523/12/4)
8.9% (.EXE) Win32 Executable (generic) (4505/5/1)
4.1% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 6260ccceac8ca9c8 (3 x LummaStealer)
Reporter andretavare5
Tags:exe LummaStealer


Avatar
andretavare5
Sample downloaded from https://vk.com/doc825067038_675144589?hash=9MhBTNhzUFVMT0CjPIMLZUNLLYxu2Rtz18pU7CBoMpH&dl=zWOF5L1mzFdBR2LPLEg8tERfleIEYhPH2k0Cxpe5awc&api=1&no_preview=1

Intelligence

File Origin
# of uploads :
8
# of downloads :
412
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/456796/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.27203.20548.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Launching cmd.exe command interpreter
Creating a process with a hidden window
Launching a process
Using the Windows Management Instrumentation requests
Running batch commands
Creating a process from a recently created file
DNS request
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control keylogger lolbin packed
Link:
https://www.filescan.io/uploads/653c537772356e4f29e83873/reports/ad5ecde7-81ab-4aa0-9252-53ceb5d9e074/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/b4a130338bd6099c1ca3c0e0866127db0b5df6ac51e74347654b5b6d2ee0de96
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/544e16e6-0019-4799-b348-4e41ce6d8895
Result
Threat name:
LummaC Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1333597
Signature
Antivirus detection for URL or domain
Contains functionality to behave differently if execute on a Russian/Kazak computer
Contains functionality to modify clipboard data
Drops PE files with a suspicious file extension
Found API chain indicative of debugger detection
Found API chain indicative of sandbox detection
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected LummaC Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1333597 Sample: file.exe Startdate: 28/10/2023 Architecture: WINDOWS Score: 100 41 onlyblack.fun 2->41 43 OsIVxQixtdXKjM.OsIVxQixtdXKjM 2->43 55 Snort IDS alert for network traffic 2->55 57 Antivirus detection for URL or domain 2->57 59 Multi AV Scanner detection for submitted file 2->59 61 Yara detected LummaC Stealer 2->61 10 file.exe 12 2->10         started        signatures3 process4 file5 39 C:\Users\user\AppData\Local\Temp\...\Leading, PE32 10->39 dropped 13 cmd.exe 1 10->13         started        16 conhost.exe 10->16         started        process6 signatures7 71 Uses ping.exe to sleep 13->71 73 Drops PE files with a suspicious file extension 13->73 75 Uses ping.exe to check the status of other devices and networks 13->75 18 cmd.exe 1 13->18         started        process8 signatures9 53 Uses ping.exe to sleep 18->53 21 Hrs.pif 18->21         started        24 cmd.exe 2 18->24         started        27 cmd.exe 2 18->27         started        29 6 other processes 18->29 process10 file11 63 Found API chain indicative of debugger detection 21->63 65 Found API chain indicative of sandbox detection 21->65 67 Contains functionality to modify clipboard data 21->67 69 2 other signatures 21->69 31 Hrs.pif 12 21->31         started        35 Hrs.pif 21->35         started        37 C:\Users\user\AppData\Local\Temp\...\Hrs.pif, PE32 24->37 dropped signatures12 process13 dnsIp14 45 onlyblack.fun 172.67.197.78, 49737, 49738, 49739 CLOUDFLARENETUS United States 31->45 47 Query firmware table information (likely to detect VMs) 31->47 49 Found many strings related to Crypto-Wallets (likely being stolen) 31->49 51 Tries to harvest and steal browser information (history, passwords, etc) 31->51 signatures15
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b4a130338bd6099c1ca3c0e0866127db0b5df6ac51e74347654b5b6d2ee0de96
Detection:
lumma
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b4a130338bd6099c1ca3c0e0866127db0b5df6ac51e74347654b5b6d2ee0de96/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2023-10-27 19:22:00 UTC
File Type:
PE (Exe)
Extracted files:
65
AV detection:
9 of 23 (39.13%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsqtam4l2yezyhfdydqimyjh3mfv35vmkhtugr3fjnnw2lxa32la._file
Verdict:
malicious
Similar samples:
140653704128a6aa88f80e80b387e87892367b26da00e392e9ccf181bb48408b
LummaStealer
2bcd2cd9b7ba2e16ee457931ea8cb0b188655aacd4d7516fc5589009b7199a01
LummaStealer
6ed9a8b54bcf003ce7c30232c4aec5b6e14dd4722238dd153e8d01a1494eca8f
LummaStealer
717957544dcfbf0a92f33a1ab039d4197fd7c4b21615ec2fa9a730ef74e24c85
LummaStealer
9908463593e6a22247db288d2966051a140a36fc712d5b546a3112ebba6b0483
LummaStealer
a567c1f01f6bed6d88712149472f5262d2ddc14aa4d6c1b0544e81dd0929931f
LummaStealer
c9ff159b826661ea2361ee7a5ddb7fe27c036e9906f93cc302e4ed8851f4fffa
LummaStealer
+ 634 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery spyware stealer
Link:
https://tria.ge/reports/231028-al64dsbe91/
Behaviour
Enumerates processes with tasklist
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Suspicious use of NtCreateUserProcessOtherParentProcess
Unpacked files
SH256 hash:
945e0b110319a7e73a5831e2e0321b04ea546d71609c01fa0d2002d44561b635
MD5 hash:
733c36160b8676de64758f762da81dfa
SHA1 hash:
5191dc95e278b8db8aff6e1a9ef95ecc722d53c4
Link:
https://www.unpac.me/results/21aec14e-4296-4bb2-898f-4c66958ba4f9/
SH256 hash:
b4a130338bd6099c1ca3c0e0866127db0b5df6ac51e74347654b5b6d2ee0de96
MD5 hash:
38b5216a9e37399fc803f8e2f18ab62b
SHA1 hash:
28fd95de0cdb6b431a37c3e5015402ca11453994
Link:
https://www.unpac.me/results/21aec14e-4296-4bb2-898f-4c66958ba4f9/
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:Borland
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Author:malware-lu
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/456796/

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