MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ff55a219ec1d040dae321e14c0ddb27f02ac7933d795c7431c7bfb05271d9aa. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ff55a219ec1d040dae321e14c0ddb27f02ac7933d795c7431c7bfb05271d9aa
SHA3-384 hash: f7f4d226e20167b80981e91799c7051a7bfcbfa18dcf4782650e19169181c8cf791fdf2c3c6a04c47c0ff26a3fce3531
SHA1 hash: 3a6521a3e38253003c7891299ef0e1777a72e34d
MD5 hash: a1174109f02b328ba1f96aa7d7ea3e9a
humanhash: autumn-fillet-twelve-oven
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:335'872 bytes
First seen:2023-10-16 13:42:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e918dcf0d250c75ae82a52aae1d3b862 (5 x RedLineStealer, 2 x LummaStealer, 1 x Stealc)
ssdeep 6144:8wZrUxBda9xwyHlCv3F9jn54qQpOyilwFRjxk9ei9cfOZyEJuVi6rkwdDfW6:7ZraBdKweC/j5dKeei2f0zuprkwdDfW6
Threatray 368 similar samples on MalwareBazaar
TLSH T11264CF36B2C200B9D92E1A369864FF70472FAB215B5078EBDA435FB507F1291D4E1D2B
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter jstrosch
Tags:exe Stealc

Intelligence

File Origin
# of uploads :
1
# of downloads :
297
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/454888/
Detection(s):
Win.Trojan.Pwsx-10011340-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Сreating synchronization primitives
Sending a custom TCP request
Unauthorized injection to a system process
Gathering data
Verdict:
No Threat
Threat level:
  2.5/10
Confidence:
100%
Tags:
control greyware lolbin
Link:
https://www.filescan.io/uploads/652d3dea853e4f06480c00c6/reports/7df4d6ff-fd75-4bc5-8902-49c7c1a72c20/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/4ff55a219ec1d040dae321e14c0ddb27f02ac7933d795c7431c7bfb05271d9aa
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/4388a3d7-c0eb-4644-8451-68a4a3b7a7aa
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1326526
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Contains functionality to inject code into remote processes
Injects a PE file into a foreign processes
Machine Learning detection for sample
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4ff55a219ec1d040dae321e14c0ddb27f02ac7933d795c7431c7bfb05271d9aa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ff55a219ec1d040dae321e14c0ddb27f02ac7933d795c7431c7bfb05271d9aa/
Threat name:
Win32.Trojan.RedLine
Create hunting rule
Status:
Malicious
First seen:
2023-10-16 13:43:07 UTC
File Type:
PE (Exe)
AV detection:
19 of 21 (90.48%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j72vuim6yhiebwxdehquydo3e7ycvr4thv4vy5bry673autr3gva._file
Verdict:
malicious
Similar samples:
188d0afeeadb814a0cbac7751705c86cce7c447af01fea4cc7e7e6824fec0629
Stealc
32345a3c6b7c8427cd9b4d41d393b96b76ee9a5c57cad72ff6bceace9a2b0d74
Stealc
3ac87c13f1dfa40e873a7a984a2263081fc496e7f7f98ac31225f438f5fa5c4d
Stealc
7598d84f6df57f8edaf81b06373f9d511a501f7d98399b2919dc073909bb5406
Stealc
931869b18cbd6110b37297dfd878da122841bf7d859968ce6db4d735273acdf3
Stealc
a1d6f712004a766776c9135bbb61f0b821face316ef9f3daf07cb3cbfbff62b4
Stealc
bd871ebd664d12c2d86222914d3b669375cf228170ed3da56937773aa4e027bb
Stealc
c180042edec450f12f1ef20a47d8bcd0ad28a032269c73d8a140e313b0b1ec48
Stealc
d164ab1ab3f25a86e5b711aa16edd11e41bc0256db7d410342873660edf3d54f
Stealc
f69661c4f6529a88c1b6111e16f4dbeb5d8f5f61c39d850c7ebba71f7a1fa040
Stealc
+ 358 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/231016-qz83xafh3t/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
5c59db3277aefb761d4b814aaf5f5acd1fd1a0ea154dc565c78b082a3df4566e
MD5 hash:
53e28e07671d832a65fbfe3aa38b6678
SHA1 hash:
6f9ea0ed8109030511c2c09c848f66bd0d16d1e1
Link:
https://www.unpac.me/results/fbe4bcc4-5040-48eb-9a51-b2abbfa391df/
SH256 hash:
4ff55a219ec1d040dae321e14c0ddb27f02ac7933d795c7431c7bfb05271d9aa
MD5 hash:
a1174109f02b328ba1f96aa7d7ea3e9a
SHA1 hash:
3a6521a3e38253003c7891299ef0e1777a72e34d
Link:
https://www.unpac.me/results/fbe4bcc4-5040-48eb-9a51-b2abbfa391df/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4ff55a219ec1/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/4ff55a219ec1d040dae321e14c0ddb27f02ac7933d795c7431c7bfb05271d9aa

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
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:NET
Create hunting rule
Author:malware-lu

File information

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

Web download

Stealc

Executable exe 4ff55a219ec1d040dae321e14c0ddb27f02ac7933d795c7431c7bfb05271d9aa

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/454888/

Comments