MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6aebe59eadb1fc20d4d73f23322fbd15f21009d7cfa16a1de4cc89c151239d43. 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



Stop


Vendor detections: 14


Intelligence 14 IOCs 1 YARA 5 File information Comments

SHA256 hash: 6aebe59eadb1fc20d4d73f23322fbd15f21009d7cfa16a1de4cc89c151239d43
SHA3-384 hash: b5f435c775afd3072c432c185c27e1a70ae3b6d0bf3aee56234c292d28302e140e825a760b31d1bae53a33ab976bfe2b
SHA1 hash: 9401583a0d7cfeb0d9e0263eddf8d2a3a5826576
MD5 hash: a625f073c0c5f0721868c0c97fc7a554
humanhash: edward-oxygen-charlie-social
File name:a625f073c0c5f0721868c0c97fc7a554.exe
Download: download sample
Signature Stop
File size:846'336 bytes
First seen:2022-08-07 16:45:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash db528410afedd73528144ea2e475f330 (2 x Stop, 1 x ArkeiStealer)
ssdeep 24576:6XQw+2/n2vvi9ro94qbCeTNN8+3wlvC7X5EH5/jV9:6b+++MomqOGNRA1C7XGZLH
Threatray 1'465 similar samples on MalwareBazaar
TLSH T1DD05F200BB90C434F0F216F48ABA93AD792D7EA1972455CB62D87ADE57396E0EC31347
TrID 40.5% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
17.0% (.SCR) Windows screen saver (13101/52/3)
13.6% (.EXE) Win64 Executable (generic) (10523/12/4)
8.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon badacaaecee6baa6 (16 x Stop, 10 x RedLineStealer, 8 x Smoke Loader)
Reporter abuse_ch
Tags:exe Stop


Avatar
abuse_ch
Stop C2:
http://198.251.89.30/

Indicators Of Compromise (IOCs)


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

IOCThreatFox Reference
http://198.251.89.30/1375 https://threatfox.abuse.ch/ioc/841793/

Intelligence


File Origin
# of uploads :
1
# of downloads :
411
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a625f073c0c5f0721868c0c97fc7a554.exe
Verdict:
Malicious activity
Analysis date:
2022-08-07 16:46:49 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Сreating synchronization primitives
Sending a custom TCP request
Deleting a recently created file
Searching for synchronization primitives
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Behaviour
MalwareBazaar
SystemUptime
CPUID_Instruction
MeasuringTime
CheckCmdLine
EvasionGetTickCount
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
Result
Verdict:
UNKNOWN
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:
STOP Ransomware
Verdict:
Malicious
Result
Threat name:
Djvu, Vidar
Detection:
malicious
Classification:
rans.spre.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (creates a PE file in dynamic memory)
Found many strings related to Crypto-Wallets (likely being stolen)
Found ransom note / readme
Infects executable files (exe, dll, sys, html)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Writes many files with high entropy
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 680034 Sample: X4WDufM5Nt.exe Startdate: 07/08/2022 Architecture: WINDOWS Score: 100 74 Snort IDS alert for network traffic 2->74 76 Multi AV Scanner detection for domain / URL 2->76 78 Malicious sample detected (through community Yara rule) 2->78 80 9 other signatures 2->80 10 X4WDufM5Nt.exe 2->10         started        13 X4WDufM5Nt.exe 2->13         started        15 X4WDufM5Nt.exe 2->15         started        17 X4WDufM5Nt.exe 2->17         started        process3 signatures4 94 Writes many files with high entropy 10->94 96 Injects a PE file into a foreign processes 10->96 19 X4WDufM5Nt.exe 1 16 10->19         started        23 svchost.exe 10->23         started        25 X4WDufM5Nt.exe 12 13->25         started        27 X4WDufM5Nt.exe 12 15->27         started        29 X4WDufM5Nt.exe 17->29         started        process5 dnsIp6 60 api.2ip.ua 162.0.217.254, 443, 49755, 49756 ACPCA Canada 19->60 48 C:\Users\...\X4WDufM5Nt.exe:Zone.Identifier, ASCII 19->48 dropped 50 C:\Users\user\AppData\...\X4WDufM5Nt.exe, MS-DOS 19->50 dropped 31 X4WDufM5Nt.exe 19->31         started        34 icacls.exe 19->34         started        62 192.168.2.1 unknown unknown 23->62 file7 process8 signatures9 104 Injects a PE file into a foreign processes 31->104 36 X4WDufM5Nt.exe 1 22 31->36         started        process10 dnsIp11 64 acacaca.org 31.166.90.88, 49757, 49759, 80 MOBILY-ASEtihadEtisalatCompanyMobilySA Saudi Arabia 36->64 66 rgyui.top 211.171.233.126, 49758, 80 LGDACOMLGDACOMCorporationKR Korea Republic of 36->66 68 api.2ip.ua 36->68 52 StartUnifiedTileMo...che.dat.ccyu (copy), SVR2 36->52 dropped 54 C:\Users\...\StartUnifiedTileModelCache.dat, SVR2 36->54 dropped 56 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 36->56 dropped 58 56 other files (53 malicious) 36->58 dropped 82 Infects executable files (exe, dll, sys, html) 36->82 84 Modifies existing user documents (likely ransomware behavior) 36->84 41 build2.exe 36->41         started        file12 signatures13 process14 signatures15 86 Multi AV Scanner detection for dropped file 41->86 88 Detected unpacking (creates a PE file in dynamic memory) 41->88 90 Machine Learning detection for dropped file 41->90 92 Injects a PE file into a foreign processes 41->92 44 build2.exe 41->44         started        process16 dnsIp17 70 t.me 149.154.167.99, 443, 49762 TELEGRAMRU United Kingdom 44->70 72 198.251.89.30, 49763, 80 PONYNETUS United States 44->72 98 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 44->98 100 Tries to harvest and steal browser information (history, passwords, etc) 44->100 102 Tries to steal Crypto Currency Wallets 44->102 signatures18
Threat name:
Win32.Ransomware.StopCrypt
Status:
Malicious
First seen:
2022-08-07 16:46:08 UTC
File Type:
PE (Exe)
Extracted files:
23
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu discovery persistence ransomware spyware stealer
Behaviour
Checks processor information in registry
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Detected Djvu ransomware
Djvu Ransomware
Malware Config
C2 Extraction:
http://acacaca.org/test2/get.php
Please note that we are no longer able to provide a coverage score for Virus Total.

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:MALWARE_Win_STOP
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:pdb_YARAify
Author:@wowabiy314
Description:PDB
Rule name:SUSP_XORed_URL_in_EXE
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:win_stop_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.stop.

File information


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

Web download

Stop

Executable exe 6aebe59eadb1fc20d4d73f23322fbd15f21009d7cfa16a1de4cc89c151239d43

(this sample)

  
Delivery method
Distributed via web download

Comments