MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 abf8041d39b8dce7020ab090107223a7a5d3d13bc9f933dc93fc4ecc5c4af709. 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 YARA 5 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: abf8041d39b8dce7020ab090107223a7a5d3d13bc9f933dc93fc4ecc5c4af709
SHA3-384 hash: 8105f545f95d925cc08fe3695d6f7db452af38c517caeafd5e7bb7ea750be64022ff75a3f38bad74df00fc7dbf34538a
SHA1 hash: a49a216593f57691dcf7dab4b1a98b4cf444d0f0
MD5 hash: 585c17cafcc08de2a7499d1fb66aead1
humanhash: virginia-solar-fifteen-angel
File name:585c17cafcc08de2a7499d1fb66aead1
Download: download sample
Signature Stop
Create hunting rule
File size:838'144 bytes
First seen:2022-07-26 10:57:43 UTC
Last seen:2022-07-26 12:01:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9f971d78258087988285d908160f80ff (6 x Smoke Loader, 4 x RedLineStealer, 3 x Stop)
ssdeep 12288:IUb2Tr0CnMkJUfyoDWUK/Amb4QuATbbVeT4FDSXVuNjjd4aTTlApU6oeac4SM1x:+H1VrobsUrmV1WoX4FUDeL4t3
TLSH T1D1050280A760D03DF17B02F579B5C2ACB52EBEA09B2424CF22D52BEE56386D4DC75247
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 b2dacabecee6baa6 (148 x RedLineStealer, 145 x Stop, 100 x Smoke Loader)
Reporter zbetcheckin
Tags:32 exe Stop

Intelligence

File Origin
# of uploads :
2
# of downloads :
313
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
stop
Create hunting rule
ID:
1
File name:
abf8041d39b8dce7020ab090107223a7a5d3d13bc9f933dc93fc4ecc5c4af709.exe
Verdict:
Malicious activity
Analysis date:
2022-07-26 14:44:38 UTC
Tags:
trojan ransomware stop
Link:
https://app.any.run/tasks/89b43a75-a64a-4d7c-b76f-8d2a630e5e7b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/294258/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware1.7017.16605.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/27482/overview
Behaviour
MalwareBazaar
CPUID_Instruction
MeasuringTime
SystemUptime
EvasionQueryPerformanceCounter
EvasionGetTickCount
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/62dfc8fa7dd0cb902f006181/reports/edadb5fd-d53e-4306-ac5a-9096970e2930/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/21f44745-9b3a-4223-8c37-1e0fe784a68c
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1040995
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 submitted file
Snort IDS alert for network traffic
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 673489 Sample: 3CLzajxlM5 Startdate: 26/07/2022 Architecture: WINDOWS Score: 100 56 Snort IDS alert for network traffic 2->56 58 Multi AV Scanner detection for domain / URL 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 6 other signatures 2->62 8 3CLzajxlM5.exe 2->8         started        11 3CLzajxlM5.exe 2->11         started        13 3CLzajxlM5.exe 2->13         started        15 3CLzajxlM5.exe 2->15         started        process3 signatures4 66 Machine Learning detection for dropped file 8->66 68 Injects a PE file into a foreign processes 8->68 17 3CLzajxlM5.exe 18 8->17         started        22 3CLzajxlM5.exe 1 16 11->22         started        24 3CLzajxlM5.exe 12 13->24         started        26 3CLzajxlM5.exe 12 15->26         started        process5 dnsIp6 48 acacaca.org 109.98.58.98, 49755, 80 RTDBucharestRomaniaRO Romania 17->48 36 C:\Users\user\Desktop36WCXBPIUYI.jpg, data 17->36 dropped 38 C:\Users\user\Desktop\...\VWDFPKGDUF.png, data 17->38 dropped 40 C:\Users\user\DesktopWZCVGNOWT.png, data 17->40 dropped 46 3 other malicious files 17->46 dropped 64 Modifies existing user documents (likely ransomware behavior) 17->64 50 api.2ip.ua 162.0.217.254, 443, 49737, 49738 ACPCA Canada 22->50 42 C:\Users\user\AppData\...\3CLzajxlM5.exe, PE32 22->42 dropped 44 C:\Users\...\3CLzajxlM5.exe:Zone.Identifier, ASCII 22->44 dropped 28 3CLzajxlM5.exe 22->28         started        31 icacls.exe 22->31         started        52 192.168.2.1 unknown unknown 24->52 file7 signatures8 process9 signatures10 70 Injects a PE file into a foreign processes 28->70 33 3CLzajxlM5.exe 12 28->33         started        process11 dnsIp12 54 api.2ip.ua 33->54
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/abf8041d39b8dce7020ab090107223a7a5d3d13bc9f933dc93fc4ecc5c4af709/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2022-07-26 10:58:10 UTC
File Type:
PE (Exe)
Extracted files:
36
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vp4aihjzxdoooaqkwciba4rdu6s5huj3zh4thxet7rhmyxck64eq._file
Verdict:
malicious
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:517 discovery persistence ransomware spyware stealer
Link:
https://tria.ge/reports/220726-m2tjfscbf4/
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
Vidar
Malware Config
C2 Extraction:
http://acacaca.org/fhsgtsspen6/get.php
https://climatejustice.social/@ffoleg94
Unpacked files
SH256 hash:
baf56917eea9117fb01f165a90f3b1ae4d325dd589242cfdd173cd45ad0081c9
MD5 hash:
332a29b9de20d86fd877cc69853b0170
SHA1 hash:
351e2f7c9998fd01562d8e6caa630dbe806b41e9
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/ae8879dd-75c3-4a9c-9258-788f6311a6fa/
Parent samples :
abf8041d39b8dce7020ab090107223a7a5d3d13bc9f933dc93fc4ecc5c4af709
faf748cde56ca4cda7aa408df8cba4967c92a6fc7950ed9b1af06456183d8b3f
SH256 hash:
abf8041d39b8dce7020ab090107223a7a5d3d13bc9f933dc93fc4ecc5c4af709
MD5 hash:
585c17cafcc08de2a7499d1fb66aead1
SHA1 hash:
a49a216593f57691dcf7dab4b1a98b4cf444d0f0
Link:
https://www.unpac.me/results/ae8879dd-75c3-4a9c-9258-788f6311a6fa/
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/abf8041d39b8dce7020ab090107223a7a5d3d13bc9f933dc93fc4ecc5c4af709

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
Create hunting rule
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
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
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:win_stop_auto
Create hunting rule
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 abf8041d39b8dce7020ab090107223a7a5d3d13bc9f933dc93fc4ecc5c4af709

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2261263/
Cape
Cape
https://www.capesandbox.com/analysis/294258/

Comments


Avatar
zbet commented on 2022-07-26 10:57:46 UTC

url : hxxp://rgyui.top/dl/build.exe