MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e1fa577ef8003809c87669e2577463d7c1b1873e0b6300524b1f782687969d83. 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: 14


Intelligence 14 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e1fa577ef8003809c87669e2577463d7c1b1873e0b6300524b1f782687969d83
SHA3-384 hash: 739a6283d56fdf4a750a0e1ac19eb274b4f3665426aa707eec7c769fbe68bb7adef0670c422900acf9b7de2387208f0b
SHA1 hash: 05a2cf7984fde6ba5776f8b4b4b1e1e25d94bfc1
MD5 hash: 7e20aa23f67127f4cb8068045efe69b9
humanhash: xray-ohio-whiskey-angel
File name:7e20aa23f67127f4cb8068045efe69b9.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:177'480 bytes
First seen:2024-02-02 17:25:16 UTC
Last seen:2024-02-02 19:24:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash bcaada7db1c3b7a0077de29a4546c424 (2 x RiseProStealer, 1 x Stealc, 1 x LummaStealer)
ssdeep 3072:fbW/nQcMu/kayTftJ+hTioWDpuOtlYGu7c:fbWH/ka6M4T
TLSH T116041A30F17FADB2C5DF24BD1C18D2927596209B1BA7C2E325C1E6EE38E06D25931693
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 abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://104.245.33.157/99210de056092a58.php

Intelligence

File Origin
# of uploads :
2
# of downloads :
301
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/474222/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.28915.23271.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fingerprint overlay packed
Link:
https://www.filescan.io/uploads/65bd25ac1c125702ab386829/reports/cd07968a-f770-42ec-83b3-fb5610bac1dc/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/e1fa577ef8003809c87669e2577463d7c1b1873e0b6300524b1f782687969d83
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.
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d8536b77-f040-4043-b4fa-ddf40834f753
Result
Threat name:
Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1385729
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contain functionality to detect virtual machines
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e1fa577ef8003809c87669e2577463d7c1b1873e0b6300524b1f782687969d83
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e1fa577ef8003809c87669e2577463d7c1b1873e0b6300524b1f782687969d83/
Threat name:
Win32.Spyware.Stealc
Create hunting rule
Status:
Malicious
First seen:
2024-02-02 17:26:06 UTC
File Type:
PE (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4h5fo7xyaa4atsdwnhrfo5dd27a3dbz6bnrqausld54cnb4wtwbq._file
Verdict:
malicious
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc discovery stealer
Link:
https://tria.ge/reports/240202-vzt17sdebm/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Program crash
Checks installed software on the system
Stealc
Malware Config
C2 Extraction:
http://104.245.33.157
Unpacked files
SH256 hash:
811ff23de1ef4f4d08bb6726165e12306b28a98929be3d47c3549b16ff7474f2
MD5 hash:
3a898226e74f2a4ab95544df03fe367c
SHA1 hash:
adceb32a4f2a54e2b2c061de25735f690be2a68d
Detections:
stealc
Create hunting rule
win_stealc_auto
Create hunting rule
win_stealc_a0
Create hunting rule
Link:
https://www.unpac.me/results/8b8f4e9a-5573-4054-92ae-e4f1c1957075/
SH256 hash:
e1fa577ef8003809c87669e2577463d7c1b1873e0b6300524b1f782687969d83
MD5 hash:
7e20aa23f67127f4cb8068045efe69b9
SHA1 hash:
05a2cf7984fde6ba5776f8b4b4b1e1e25d94bfc1
Link:
https://www.unpac.me/results/8b8f4e9a-5573-4054-92ae-e4f1c1957075/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e1fa577ef800/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Stealc
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e1fa577ef8003809c87669e2577463d7c1b1873e0b6300524b1f782687969d83

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:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:detect_Mars_Stealer
Create hunting rule
Author:@malgamy12
Description:detect_Mars_Stealer
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of MFA browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:infostealer_win_stealc_standalone
Create hunting rule
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:win_stealc_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.stealc.
Rule name:win_stealc_bytecodes_oct_2023
Create hunting rule
Author:Matthew @ Embee_Research
Description:Bytecodes present in Stealc decoding routine
Rule name:win_stealc_w0
Create hunting rule
Author:crep1x
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/
Rule name:yarahub_win_stealc_bytecodes_oct_2023
Create hunting rule
Author:Matthew @ Embee_Research
Rule name:yara_template
Create hunting rule

File information

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

Web download

Stealc

Executable exe e1fa577ef8003809c87669e2577463d7c1b1873e0b6300524b1f782687969d83

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2755030/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/474222/

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