MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 12471d61dc844208bdbe23a9749980cf1a40ad45f844449afe55fb0f1cbbda0b. 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: 16


Intelligence 16 IOCs 1 YARA 6 File information Comments

SHA256 hash: 12471d61dc844208bdbe23a9749980cf1a40ad45f844449afe55fb0f1cbbda0b
SHA3-384 hash: 161dc166c1a1dfb61cc832408349eaa2448a9e08e64e475ec2bcf78357224cc336033ce7c8f0d64f8dbc774b1c6f8959
SHA1 hash: a642378099d0ac4e1dc3e0abe98b12bee1992e1d
MD5 hash: 5fae11a9ddb49452b6896fd3217e9665
humanhash: eight-comet-spaghetti-cold
File name:5fae11a9ddb49452b6896fd3217e9665.exe
Download: download sample
Signature Stop
File size:747'520 bytes
First seen:2022-08-05 09:20:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcbdb87c73dba6603c8b6aba49ea683b (2 x Stop)
ssdeep 12288:nCqmkJm0QpmFRBBAw356C94EnhtoLWBEmlCW85h1bmyA5qKyr3ty+SqOhUII84ko:n410QpmfBB5UEnhtjroWW/Hro+TICktO
Threatray 1'430 similar samples on MalwareBazaar
TLSH T1C2F41230B680E433D06791309564CFAD1B7EB912163189C7B7A42B3E6E763C26B25B5F
TrID 40.3% (.EXE) Win64 Executable (generic) (10523/12/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4505/5/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 38b078cccacccc43 (25 x Stop, 15 x RedLineStealer, 15 x Smoke Loader)
Reporter @abuse_ch
Tags:exe Stop


Twitter
@abuse_ch
Stop C2:
http://116.202.183.213:1080/

Intelligence


File Origin
# of uploads :
1
# of downloads :
267
Origin country :
NL NL
Mail intelligence
No data
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5fae11a9ddb49452b6896fd3217e9665.exe
Verdict:
Malicious activity
Analysis date:
2022-08-05 09:22:02 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
Creating a window
Unauthorized injection to a recently created process
–°reating synchronization primitives
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Sending a custom TCP request
Query of malicious DNS domain
Sending a TCP request to an infection source
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
EvasionQueryPerformanceCounter
EvasionGetTickCount
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
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:
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found ransom note / readme
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
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 679172 Sample: bE5aaTiJM0.exe Startdate: 05/08/2022 Architecture: WINDOWS Score: 100 54 Snort IDS alert for network traffic 2->54 56 Multi AV Scanner detection for domain / URL 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 6 other signatures 2->60 8 bE5aaTiJM0.exe 2->8         started        11 bE5aaTiJM0.exe 2->11         started        13 bE5aaTiJM0.exe 2->13         started        15 bE5aaTiJM0.exe 2->15         started        process3 signatures4 64 Multi AV Scanner detection for dropped file 8->64 66 Machine Learning detection for dropped file 8->66 68 Injects a PE file into a foreign processes 8->68 17 bE5aaTiJM0.exe 1 18 8->17         started        22 bE5aaTiJM0.exe 1 16 11->22         started        24 bE5aaTiJM0.exe 12 13->24         started        26 bE5aaTiJM0.exe 15->26         started        process5 dnsIp6 48 acacaca.org 58.235.189.192, 49782, 80 SKB-ASSKBroadbandCoLtdKR Korea Republic of 17->48 36 C:\_readme.txt, ASCII 17->36 dropped 38 C:\Users\user\...\bE5aaTiJM0.exe.vvyu (copy), MS-DOS 17->38 dropped 40 C:\Users\user\Desktop\bE5aaTiJM0.exe, MS-DOS 17->40 dropped 46 3 other malicious files 17->46 dropped 62 Modifies existing user documents (likely ransomware behavior) 17->62 50 api.2ip.ua 162.0.217.254, 443, 49766, 49767 ACPCA Canada 22->50 42 C:\Users\user\AppData\...\bE5aaTiJM0.exe, PE32 22->42 dropped 44 C:\Users\...\bE5aaTiJM0.exe:Zone.Identifier, ASCII 22->44 dropped 28 bE5aaTiJM0.exe 22->28         started        31 icacls.exe 22->31         started        file7 signatures8 process9 signatures10 70 Injects a PE file into a foreign processes 28->70 33 bE5aaTiJM0.exe 12 28->33         started        process11 dnsIp12 52 api.2ip.ua 33->52
Threat name:
Win32.Trojan.RedLine
Status:
Malicious
First seen:
2022-08-05 08:30:12 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
21 of 26 (80.77%)
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
Unpacked files
SH256 hash:
793df5eba531861660a3be8dde96001b9993a40a0d11a8ebcaadf8b58c72e75b
MD5 hash:
b14efbd2d64673f33a7ac28c484b0548
SHA1 hash:
af101e33eb3deb9306c70c79ddbc6e3964150801
Detections:
win_stop_auto
SH256 hash:
12471d61dc844208bdbe23a9749980cf1a40ad45f844449afe55fb0f1cbbda0b
MD5 hash:
5fae11a9ddb49452b6896fd3217e9665
SHA1 hash:
a642378099d0ac4e1dc3e0abe98b12bee1992e1d

YARA Signatures


MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

Rule name:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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.

Indicators Of Compromise (IOCs)


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

IOCThreatFox Reference
http://116.202.183.213:1080/ https://threatfox.abuse.ch/ioc/841373

File information


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

Web download

Stop

Executable exe 12471d61dc844208bdbe23a9749980cf1a40ad45f844449afe55fb0f1cbbda0b

(this sample)

  
Delivery method
Distributed via web download

Comments