MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 343b51b34ac69ba9e09927634079bb0632509d3a2d9bafdba15d75a8f05b98ec. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 343b51b34ac69ba9e09927634079bb0632509d3a2d9bafdba15d75a8f05b98ec
SHA3-384 hash: e0a3ff5862fdccdc0bfad0697dec9168e8ef81f70cea9c7b3dda41a5e97f944d4a4bdbbc024f47f61a6f819847e2334b
SHA1 hash: b1cfc6601006600a9823c324b3d26e1364802467
MD5 hash: 830c7205f281af8e8be936566c40d1a5
humanhash: georgia-river-april-zebra
File name:830c7205f281af8e8be936566c40d1a5.exe
Download: download sample
Signature LummaStealer
Create hunting rule
File size:1'872'384 bytes
First seen:2024-12-18 14:04:22 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:/T2gIAMGk8TeOHlRPsZXwYcYxaG1HLYBMGFY1nr6rqQBfgRFemkp9UDKD2acoU8g:/TaGkBOFRPsJwRgnkBFmevBQLYf+Jy
TLSH T1378533751FD3E89BDE6D84F36F9332E6E7D0405BCA66AA7A1C9803102347909728D8F5
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 :
433
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
4f6afde2bd74791f9ea1e3d296f30ddf.exe
Verdict:
Malicious activity
Analysis date:
2024-12-17 08:47:53 UTC
Tags:
lumma stealer loader themida stealc amadey botnet auto cryptbot coinminer arch-exec rhadamanthys antivm
Link:
https://app.any.run/tasks/52364eb3-54e0-432e-b438-d33d8991bf3a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.31284.23109.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6762d69f8fb73f13afd16c07
Tags:
vmdetect virus xpack spawn
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
Link:
https://www.filescan.io/uploads/6762d69b19bbfc451d6340ce/reports/8464708a-ed33-495c-9165-21be7607f0f5/overview
Verdict:
Malicious
Labled as:
Symmi.Generic
Link:
https://www.hybrid-analysis.com/sample/343b51b34ac69ba9e09927634079bb0632509d3a2d9bafdba15d75a8f05b98ec
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:
Malicious
Link:
https://analyze.intezer.com/analyses/200b5ed0-4558-401f-9250-2db37fce3239
Result
Threat name:
LummaC
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1577611
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Hides threads from debuggers
LummaC encrypted strings found
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Sample uses string decryption to hide its real strings
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)
Yara detected LummaC Stealer
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/343b51b34ac69ba9e09927634079bb0632509d3a2d9bafdba15d75a8f05b98ec
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/343b51b34ac69ba9e09927634079bb0632509d3a2d9bafdba15d75a8f05b98ec/
Threat name:
Win32.Trojan.Symmi
Create hunting rule
Status:
Malicious
First seen:
2024-12-17 14:49:18 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=gq5vdm2ky2n2tyeze5rua6n3ayzfbhj2fwn27w5blv22r4c3tdwa._file
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:stealc botnet:stok discovery evasion spyware stealer trojan
Link:
https://tria.ge/reports/241218-rdvtts1pew/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Browser Information Discovery
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks BIOS information in registry
Executes dropped EXE
Identifies Wine through registry keys
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Windows security modification
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Lumma Stealer, LummaC
Lumma family
Modifies Windows Defender Real-time Protection settings
Stealc
Stealc family
Malware Config
C2 Extraction:
http://185.215.113.206
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7d989ca4-ac7e-4cb4-ab3a-b32bca24b816
Unpacked files
SH256 hash:
3a8f0c1fd676583a3d18af511c0c278e965eeb7fd7c41d3791b7de218c3bb908
MD5 hash:
d1305a6b6eca2062a4d78fa31520537f
SHA1 hash:
9761bea9923c0af29fa530cb1432e6315dc676ab
Link:
https://www.unpac.me/results/32d51c48-7966-4041-b14a-2261a0736ab3/
SH256 hash:
343b51b34ac69ba9e09927634079bb0632509d3a2d9bafdba15d75a8f05b98ec
MD5 hash:
830c7205f281af8e8be936566c40d1a5
SHA1 hash:
b1cfc6601006600a9823c324b3d26e1364802467
Link:
https://www.unpac.me/results/32d51c48-7966-4041-b14a-2261a0736ab3/
Malware family:
Lumma
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/343b51b34ac6/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 343b51b34ac69ba9e09927634079bb0632509d3a2d9bafdba15d75a8f05b98ec

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3245480/
  
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

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