MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9e89c31df9863bff75a294fdf1700a0a18607a0ddbf1bab54426a834c758e592. 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 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9e89c31df9863bff75a294fdf1700a0a18607a0ddbf1bab54426a834c758e592
SHA3-384 hash: b6c39e43363ceb97370b2b1c844553e3c05375786b9f07531aa79d5c35f3820a3b7b0bd2b263e4338c1d067a36bc0983
SHA1 hash: 1bf8a9547ab90cdf0b22b6dd92b3e2abfd6ff2c2
MD5 hash: 1d6a742534494f66081d5b70f44f6695
humanhash: king-enemy-colorado-black
File name:1d6a742534494f66081d5b70f44f6695
Download: download sample
Signature Stealc
Create hunting rule
File size:304'640 bytes
First seen:2023-09-14 21:25:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 85f93ec750e6f7137bb7fe5a5261ac14 (2 x Stealc)
ssdeep 6144:mK8TiLuBECejBKMqlT/AsjX8eHHUtYvNG1a7B8Rrm3T1:58TisECejgCsjW8Mc7BImD
Threatray 124 similar samples on MalwareBazaar
TLSH T1A154E0127595C872D26245758855C7F4D97FBC3268654A8B3B843FBF2E322E3AE26303
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)
File icon (PE):PE icon
dhash icon 0818103060808000 (1 x Stealc)
Reporter zbetcheckin
Tags:32 exe Stealc

Intelligence

File Origin
# of uploads :
1
# of downloads :
301
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1d6a742534494f66081d5b70f44f6695
Verdict:
Malicious activity
Analysis date:
2023-09-14 21:27:15 UTC
Tags:
gcleaner loader stealc stealer
Link:
https://app.any.run/tasks/4f65b100-2edc-43a8-92e3-7e72d9a91845

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
OnlyLogger
Create hunting rule
Link:
https://www.capesandbox.com/analysis/448712/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Gathering data
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/65037a6b69c1cf3b6ab62274/reports/4c2bb578-ceba-478b-bd81-fb81c4524e21/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/9e89c31df9863bff75a294fdf1700a0a18607a0ddbf1bab54426a834c758e592
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:
Oski Stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bd97aca1-9402-49cf-8a40-f274b4b15b03
Result
Threat name:
Stealc, Vidar, onlyLogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1308520
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Yara detected onlyLogger
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1308520 Sample: 7w7QT4a6bE.exe Startdate: 15/09/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Multi AV Scanner detection for domain / URL 2->47 49 Found malware configuration 2->49 51 12 other signatures 2->51 9 7w7QT4a6bE.exe 24 2->9         started        process3 dnsIp4 39 171.22.28.221, 49732, 49736, 80 CMCSUS Germany 9->39 41 5.42.64.2, 49730, 49731, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 9->41 43 3 other IPs or domains 9->43 33 C:\Users\user\AppData\...\1138414339.exe, PE32 9->33 dropped 35 C:\Users\user\AppData\...\timeSync[1].exe, PE32 9->35 dropped 37 C:\Users\user\AppData\...\timeSync[1].exe, PE32 9->37 dropped 61 Detected unpacking (changes PE section rights) 9->61 63 Detected unpacking (overwrites its own PE header) 9->63 14 cmd.exe 1 9->14         started        16 cmd.exe 1 9->16         started        file5 signatures6 process7 process8 18 1138414339.exe 2 28 14->18         started        21 conhost.exe 14->21         started        23 taskkill.exe 1 16->23         started        25 conhost.exe 16->25         started        signatures9 53 Antivirus detection for dropped file 18->53 55 Multi AV Scanner detection for dropped file 18->55 57 Detected unpacking (changes PE section rights) 18->57 59 6 other signatures 18->59 27 cmd.exe 1 18->27         started        process10 process11 29 conhost.exe 27->29         started        31 timeout.exe 1 27->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9e89c31df9863bff75a294fdf1700a0a18607a0ddbf1bab54426a834c758e592/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2023-09-14 21:26:06 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=t2e4ghpzqy5765ncst67c4akbimga6qn3py3vnkee2udjr2y4wja._file
Verdict:
malicious
Similar samples:
0044ef132e6113d649ef27f1864c350ba16cb7ad5b4257fdb24a8cf9ec670310
Stealc
2a8c4927c673ae53fa0b99c0f2e8dce3b09ea7f6ea9855c4140f198b9789f916
Stealc
6321cb7ca4e2ed3b0a5d3472556bfbe959343e0f7a971896189a8a1e7a467370
Stealc
6846828546f5883942cb40ad28958a9cde3b54b1838851e8b52d33fcbdeae3c7
Stealc
8320b1984cd007f2e819d2572382e0d231feae3b91ec2d30163665aa1295cdc5
Stealc
8a73b841f8c01a43987ba35ed668896b4787efc87883f5fad1b510be4a96accc
Stealc
8c3379cd31478527d1d0405a836a59220a3cdd3135661b40d30e1ed509c34993
Stealc
c0d4f11f46c6d39aec1956a0703d1af2f0cfef9becffc8c73be712558dbbdf21
Stealc
efe76e209a9575bc73aa11a6c35be706087fdc696645821c5959a4f445540e3d
Stealc
+ 114 additional samples on MalwareBazaar
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:5329514621441247975720749009 discovery spyware stealer
Link:
https://tria.ge/reports/230914-z96j7sfa81/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Stealc
Malware Config
C2 Extraction:
http://171.22.28.221
Unpacked files
SH256 hash:
b3eaf07268a9b6264f1b73ff0b6618e2753790d05f2d2a7815110aa7f5add660
MD5 hash:
d2ecb3c9dbea68fd6f16ea26e786cc6e
SHA1 hash:
c60d8650ec2adb3ede38f2b1672566d90e242338
Link:
https://www.unpac.me/results/891676d0-1e16-4f20-8b26-834461d2fae0/
SH256 hash:
9e89c31df9863bff75a294fdf1700a0a18607a0ddbf1bab54426a834c758e592
MD5 hash:
1d6a742534494f66081d5b70f44f6695
SHA1 hash:
1bf8a9547ab90cdf0b22b6dd92b3e2abfd6ff2c2
Link:
https://www.unpac.me/results/891676d0-1e16-4f20-8b26-834461d2fae0/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9e89c31df986/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/9e89c31df9863bff75a294fdf1700a0a18607a0ddbf1bab54426a834c758e592

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:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

Stealc

Executable exe 9e89c31df9863bff75a294fdf1700a0a18607a0ddbf1bab54426a834c758e592

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2711745/
Cape
Cape
https://www.capesandbox.com/analysis/448712/

Comments


Avatar
zbet commented on 2023-09-14 21:25:57 UTC

url : hxxp://5.42.64.2/api/files/software/s1.exe