MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a99c9efcf635e7fc0804e86009e2f8054ef01315127186be578823bcd4f14c7. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments

SHA256 hash: 0a99c9efcf635e7fc0804e86009e2f8054ef01315127186be578823bcd4f14c7
SHA3-384 hash: a595970ef6201a21d8b0506e68a358d3ddec2b8641d4a1319c54850fba6986e2bb71155199ffc22c54cc9be189b9924d
SHA1 hash: 135ba7c4b9c8c8ada6591648e305be450ab5e888
MD5 hash: d4665ac9dc4111ff37c666017ffa3c85
humanhash: east-river-missouri-lake
File name:d4665ac9dc4111ff37c666017ffa3c85.exe
Download: download sample
Signature LummaStealer
File size:591'760 bytes
First seen:2024-10-12 06:24:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2bf5d9e2e4bbff197e62f5db8f2f3336 (10 x LummaStealer, 1 x Vidar, 1 x Stealc)
ssdeep 12288:DzhSdaP/uXhrbi1ksVdJtx2bzcUJu5kXgGZI0Mk13y/3BGYzBA:ZSM8rWksVdJebz/JuegGO03WMF
TLSH T1E7C4F11174C48073DA77283106F4EAB6AD7DB9B14E619C8F27E49B6E0F613C1E72066B
TrID 32.2% (.EXE) Win64 Executable (generic) (10522/11/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4504/4/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter abuse_ch
Tags:exe LummaStealer

Intelligence


File Origin
# of uploads :
1
# of downloads :
381
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d4665ac9dc4111ff37c666017ffa3c85.exe
Verdict:
Malicious activity
Analysis date:
2024-10-12 07:40:03 UTC
Tags:
lumma stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
70%
Tags:
Injection Exploit Obfusc
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
epmicrosoft_visual_cc fingerprint invalid-signature microsoft_visual_cc overlay packed signed
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
LummaC encrypted strings found
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Suricata IDS alerts for network traffic
Yara detected LummaC Stealer
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1532086 Sample: mWcDQrv9bb.exe Startdate: 12/10/2024 Architecture: WINDOWS Score: 100 30 trustterwowqm.shop 2->30 32 studennotediw.store 2->32 34 9 other IPs or domains 2->34 40 Multi AV Scanner detection for domain / URL 2->40 42 Suricata IDS alerts for network traffic 2->42 44 Found malware configuration 2->44 46 9 other signatures 2->46 8 mWcDQrv9bb.exe 2->8         started        signatures3 process4 signatures5 48 Injects a PE file into a foreign processes 8->48 11 mWcDQrv9bb.exe 8->11         started        14 WerFault.exe 21 16 8->14         started        process6 dnsIp7 36 sergei-esenin.com 172.67.206.204, 443, 49733, 49735 CLOUDFLARENETUS United States 11->36 38 steamcommunity.com 104.102.49.254, 443, 49730 AKAMAI-ASUS United States 11->38 17 WerFault.exe 1 16 11->17         started        20 WerFault.exe 16 11->20         started        22 WerFault.exe 2 11->22         started        28 C:\ProgramData\Microsoft\...\Report.wer, Unicode 14->28 dropped file8 process9 file10 24 C:\ProgramData\Microsoft\...\Report.wer, data 17->24 dropped 26 C:\ProgramData\Microsoft\...\Report.wer, data 20->26 dropped
Threat name:
Win32.Spyware.Lummastealer
Status:
Malicious
First seen:
2024-10-12 02:48:15 UTC
File Type:
PE (Exe)
AV detection:
24 of 37 (64.86%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
lummastealer
Similar samples:
Result
Malware family:
Score:
  10/10
Tags:
family:lumma discovery stealer
Behaviour
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Lumma Stealer, LummaC
Malware Config
C2 Extraction:
https://clearancek.site
https://licendfilteo.site
https://spirittunek.store
https://bathdoomgaz.store
https://studennotediw.store
https://dissapoiznw.store
https://eaglepawnoy.store
https://mobbipenju.store
https://trustterwowqm.shop/api
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
12545823ccc39623b4e840ca3de822e7b3ff7022f32e0d3a751e5e997a49337d
MD5 hash:
896fae044ac36d1d8ac73a082e64ca21
SHA1 hash:
30db40362381396e226e5d318f4859b8d9e6570e
Detections:
LummaStealer
SH256 hash:
0a99c9efcf635e7fc0804e86009e2f8054ef01315127186be578823bcd4f14c7
MD5 hash:
d4665ac9dc4111ff37c666017ffa3c85
SHA1 hash:
135ba7c4b9c8c8ada6591648e305be450ab5e888
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:cobalt_strike_tmp01925d3f
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:PE_Digital_Certificate
Author:albertzsigovits

File information


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

Web download

LummaStealer

Executable exe 0a99c9efcf635e7fc0804e86009e2f8054ef01315127186be578823bcd4f14c7

(this sample)

  
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
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleOutputCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileW

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