MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb. 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: 17


Intelligence 17 IOCs 1 YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb
SHA3-384 hash: 7e19dd3ced29db058b3368babd0639e5e4726dee63a9a4a7520703f8d41bb1ca295bdbb6e07ad74e2d6a42867409fef1
SHA1 hash: 185a2761330024dec52134df2c8388c461451acb
MD5 hash: 278ee1426274818874556aa18fd02e3a
humanhash: johnny-foxtrot-sierra-oregon
File name:278ee1426274818874556aa18fd02e3a.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:192'000 bytes
First seen:2024-08-10 18:20:12 UTC
Last seen:2024-08-21 04:00:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 75f38a281962eafd8c14d2b02cfcdab6 (17 x Stealc, 1 x MarsStealer)
ssdeep 3072:/k9W0KFj5qj6o8KaxfE54HnnGqaKl+b2n8O43tIFmpKa:/kE/j5K62aOanGqCbAq3SFAKa
Threatray 1'336 similar samples on MalwareBazaar
TLSH T101146D30F543403DE5A205FE6EEE5F6AE89D2D321320C0D763D26B8C16E11F5A975A2B
TrID 43.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
22.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
9.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://185.215.113.100/e2b1563c6670f193.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://185.215.113.100/e2b1563c6670f193.php https://threatfox.abuse.ch/ioc/1309398/

Intelligence

File Origin
# of uploads :
7
# of downloads :
418
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
https://shurll.com/2sHSc8
Verdict:
Malicious activity
Analysis date:
2024-08-08 19:53:16 UTC
Tags:
evasion privateloader stealer discord loader stealc amadey botnet risepro metastealer miner mpress themida antivm
Link:
https://app.any.run/tasks/49f48e9d-3798-459e-a5ea-7d0ed7ef7657

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Malware.Stealerc-10034234-0
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66b7af90aa5b40be0a9ff85d
Tags:
Banker Encryption Execution Network Stealth Dexter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
microsoft_visual_cc stealc stealer virus zusy
Link:
https://www.filescan.io/uploads/66b7af928c27a84b6bb5eb25/reports/97fab3a4-2c68-4909-9f57-8bb4bc268ef6/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb
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/484edff5-6ecf-4435-8659-a56b481bc4ac
Result
Threat name:
Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1491058
Signature
AI detected suspicious sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb/
Threat name:
Win32.Trojan.Stealerc
Create hunting rule
Status:
Malicious
First seen:
2024-08-08 16:54:05 UTC
File Type:
PE (Exe)
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g4sx3wy2n4yju3u5cr5v7qsvdkok4oqokkyzdmmnsrs37s24ddvq._file
Verdict:
malicious
Similar samples:
37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb
Stealc
3c2245fb7f3d374d8685a573a6cafbe79b5807f0f8cbd52f0cf4a203b785ab06
Stealc
80befdb25413d68adbadd8f236a2e8c71b261d8befc04c99749e778b07bcde89
Stealc
9e9a22a7470585047ebee35260ceb72d5b90aa8cbd3431ddb33953acbf180d60
Stealc
9f7913155f4d19731e22b6b6d93129aab7572cb6c8bdbe003ba3dc175c6b57db
Stealc
d9798bda5b0cd389f0b0f184ded085cded77a8652d96be4054789452b2a04ca5
Stealc
+ 1'326 additional samples on MalwareBazaar
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:kora discovery stealer
Link:
https://tria.ge/reports/240810-wzbejawamh/
Behaviour
System Location Discovery: System Language Discovery
Stealc
Malware Config
C2 Extraction:
http://185.215.113.100
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/72248344-e77e-43db-b966-b0fa6bf3a9d9
Unpacked files
SH256 hash:
37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb
MD5 hash:
278ee1426274818874556aa18fd02e3a
SHA1 hash:
185a2761330024dec52134df2c8388c461451acb
Detections:
stealc
Create hunting rule
Link:
https://www.unpac.me/results/446dd7f3-8152-4999-9282-4eb86b078895/
Parent samples :
37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb
fc330820899d3b38c7267818e1603b11c5e66b93a7ff5ec649f2ce033c1e3b66
853abd09d09a18a6a9e41f208dd45409f94fe1823eb94dedc1df28f68c9ef0c6
062f57bb9fc936ebb60a9d6862ac59c89b9dda88150d75143c5994a1c2151af9
a495a730cbb5eaa4bca30fe6dad501e7c8d2aeb1754b5686a8f94619c5e5c313
f42a16db7490876328b155b2dbb963ac8012c28963fafae0049530e15461c1e4
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/37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb

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: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:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:malware_Stealc_str
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:Stealc infostealer
Rule name:Stealc_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Stealc Payload
Rule name:Vidar_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Vidar Payload
Rule name:Windows_Generic_Threat_2bba6bae
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Stealc_5d3f297c
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Stealc_b8ab9ab5
Create hunting rule
Author:Elastic Security

File information

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

Web download

Stealc

Executable exe 37257ddb1a6f309a6e9d147b5fc2551a9cae3a0e52b191b18d9465bfcb5c18eb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3099761/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3099764/
  
URLhaus
https://urlhaus.abuse.ch/url/3099766/

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
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::OpenProcess
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW

Comments