MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa. 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


Stealc


Vendor detections: 16


Intelligence 16 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa
SHA3-384 hash: 14152117195bb2986b974f702bef0727ae42c3bb708d4f76125ae35812f5971fdcda2681ad37ddc2d00177e024cb0ae6
SHA1 hash: 603b6f98905e707f83d7a251c5286f9a014609f7
MD5 hash: d788262429afeccc7e1ba162b532aec2
humanhash: robin-lamp-cardinal-october
File name:SecuriteInfo.com.Win64.MalwareX-gen.45452265
Download: download sample
Signature Stealc
Create hunting rule
File size:1'720'832 bytes
First seen:2025-08-24 07:23:15 UTC
Last seen:2025-08-24 08:23:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8d6a06a9946b41554b4eabd6890d8c46 (20 x LummaStealer, 2 x Rhadamanthys, 2 x Stealc)
ssdeep 24576:sZ/cymz/jMB+qL/PnD3k8+1GN7IBaAVE2hH4QAhv8C:aPW/jonLXL17IAeEUHbAhEC
TLSH T1F085D019B835A0DAFCDF40B16B1A9161A423BD77CF3859AB50F497601607EEC093AE73
TrID 63.5% (.EXE) Win64 Executable (generic) (10522/11/4)
12.2% (.EXE) OS/2 Executable (generic) (2029/13)
12.0% (.EXE) Generic Win/DOS Executable (2002/3)
12.0% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter SecuriteInfoCom
Tags:exe Stealc

Intelligence

File Origin
# of uploads :
2
# of downloads :
67
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
redline
Create hunting rule
ID:
1
File name:
436d6aeb0f26b7fe5ca25644218f571b612311bb842fd3cfb2de4dc21ab360e5.bin.exe
Verdict:
Malicious activity
Analysis date:
2025-08-24 05:19:02 UTC
Tags:
gcleaner loader lumma stealer auto-startup auto ims-api generic autoit redline amadey botnet arch-exec themida auto-reg stealc evasion auto-sch
Link:
https://app.any.run/tasks/4119d444-3d19-4c89-94cc-06ddf2b5d433

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Stealc
Create hunting rule
Link:
https://www.capesandbox.com/analysis/23221/
Detection(s):
SecuriteInfo.com.Win64.MalwareX-gen.45452265.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68aabe13e9d9dbcfd96d75c0
Tags:
virus krypt
Result
Verdict:
Clean
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint microsoft_visual_cc obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/68aabe487137d6845839cddf/reports/f4de4637-a764-47b7-8cc7-c1bf4a1dc5f4/overview
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-08-24T02:09:00Z UTC
Last seen:
2025-08-24T02:09:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/23ff984d-1b88-4226-914b-ae8db2daecca
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/d788262429afeccc7e1ba162b532aec2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa/
Verdict:
Malicious
Threat:
Family.STEALC
Link:
https://tip.neiki.dev/file/637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-08-24 05:17:49 UTC
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mn4hnk4zzbwebclgewopun5iiw3pcp37lu2sa32evubadghs3p5a._file
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:assets discovery spyware stealer
Link:
https://tria.ge/reports/250824-ja9vkseq3s/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Stealc
Stealc family
Malware Config
C2 Extraction:
https://freaks.icu
Verdict:
Malicious
Tags:
Phishing
YARA:
n/a
Link:
https://app.threat.zone/submission/21a6cdec-ffa9-4f79-80e9-aab15fe540ef
Unpacked files
SH256 hash:
637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa
MD5 hash:
d788262429afeccc7e1ba162b532aec2
SHA1 hash:
603b6f98905e707f83d7a251c5286f9a014609f7
Link:
https://www.unpac.me/results/841adec0-5800-4954-a9ae-6e8ecad17f7f/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/637876ab99c8/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/637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
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)

File information

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

Web download

Stealc

Executable exe 637876ab99c86c408966259cfa37a845b6f13f7f5d35206f44ad020198f2dbfa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3610416/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/23221/

Comments