MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b
SHA3-384 hash: 7f4b447c036be6c996e88235e8b1d6d3873faf37cff8605e6ee8dfc632b280053f2ac638dbbb1ba714012ad8eec96848
SHA1 hash: 24b4954b87c8b6aca5aea3281f4e0e751ea648f6
MD5 hash: 98b0c4422ea4285c3ef5fb5459cfac52
humanhash: connecticut-jersey-tennis-violet
File name:file
Download: download sample
Signature LummaStealer
Create hunting rule
File size:1'978'760 bytes
First seen:2025-11-17 22:44:27 UTC
Last seen:2025-11-17 22:47:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 4cea7ae85c87ddc7295d39ff9cda31d1 (85 x RedLineStealer, 67 x LummaStealer, 61 x Rhadamanthys)
ssdeep 49152:PjKYEvVXhGk4NVxIoaypaBYbiKdDx9sBRXrg:fEKk6xIoRa+iKpxuxs
TLSH T1F095235B7BE404A9D0BE87B084F902469A757CA19F89D61F2598D43F4E232C06F35B2F
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10522/11/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Bitsight
Tags:dropped-by-amadey exe fbf543 LummaStealer


Avatar
Bitsight
url: http://178.16.55.189/files/6629342726/bYNPrBz.exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
102
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2025-11-17 22:46:38 UTC
Tags:
autoit lumma stealer
Link:
https://app.any.run/tasks/40d98102-f56a-4d11-9333-e8231ebea4ba

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AuraStealer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/38510/
Detection(s):
SecuriteInfo.com.Trojan.KillProc2.18834.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=691ba5a0434cd67b17c2a041
Tags:
autoit emotet cobalt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Launching a process
Creating a process with a hidden window
Running batch commands
Launching cmd.exe command interpreter
Creating a process from a recently created file
DNS request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context CAB cmd explorer installer installer installer-heuristic invalid-signature lolbin microsoft_visual_cc overlay packed rundll32 runonce sfx signed
Link:
https://www.filescan.io/uploads/691ba599a4e47f6c20720d84/reports/8e8db7b9-91a0-4764-9d0d-4aa8f81aba8c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-11-17T20:18:00Z UTC
Last seen:
2025-11-17T22:42:00Z UTC
Hits:
~100
Detections:
Backdoor.Win32.Agent.myxadi Backdoor.Agent.UDP.C&C
Link:
https://opentip.kaspersky.com/c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/9f14216e-f7fa-420c-bf1f-2373f90f3372
Score:
62%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
AutoIt CAB:COMPRESSION:LZX Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/98b0c4422ea4285c3ef5fb5459cfac52
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b/
Verdict:
Malicious
Threat:
Family.LUMMA
Link:
https://tip.neiki.dev/file/c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b
Threat name:
Win64.Spyware.Lummastealer
Create hunting rule
Status:
Suspicious
First seen:
2025-11-17 22:45:47 UTC
File Type:
PE+ (Exe)
Extracted files:
58
AV detection:
7 of 24 (29.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ymobh6ax3kdfgr5lzmha4bubze2ql2evw7fiwz6wln6b6z3bnrvq._file
Result
Malware family:
aura_stealer
Create hunting rule
Score:
  10/10
Tags:
family:aura_stealer discovery persistence stealer
Link:
https://tria.ge/reports/251117-2pqpcsvlcv/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Adds Run key to start application
Executes dropped EXE
AuraStealer
Aura_stealer family
Detects AuraStealer stealer
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d64808d5-87cc-44dd-b12f-2c64c5b868b3
Unpacked files
SH256 hash:
c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b
MD5 hash:
98b0c4422ea4285c3ef5fb5459cfac52
SHA1 hash:
24b4954b87c8b6aca5aea3281f4e0e751ea648f6
Link:
https://www.unpac.me/results/22e9339d-94f6-4cd9-b1cd-d5f59be4e4da/
Malware family:
CypherIt
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c31c13f817da/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/c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b

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:detect_Redline_Stealer
Create hunting rule
Author:Varp0s
Rule name:PE_Digital_Certificate
Create hunting rule
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 c31c13f817da865347abcb0e0e0681c93505e895b7ca8b67d65b7c1f67616c6b

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/38510/
  
URLhaus
https://urlhaus.abuse.ch/url/3710830/

Comments