MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc705785976b2cff0ed09ecbe684a010fb6cc10eb2136e54544e261f6e0fe0f9. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc705785976b2cff0ed09ecbe684a010fb6cc10eb2136e54544e261f6e0fe0f9
SHA3-384 hash: e0d9921895dc28b7ad524a5d1dfcd8526f7131fc2b78ca0db04df7748bd4b2c7bacb1ba379a6f28ec8d1553d73cc6ba2
SHA1 hash: 3e6e5df482888b3bd414adeb97071717b1dcdbf5
MD5 hash: 85ffa97ed23bbf42794b9350981f6a00
humanhash: delaware-happy-seventeen-hawaii
File name:85ffa97ed23bbf42794b9350981f6a00.exe
Download: download sample
Signature Stop
Create hunting rule
File size:845'312 bytes
First seen:2022-08-22 04:05:30 UTC
Last seen:2022-08-22 04:30:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 234a91be37beb31eb0bd4c72753f9b3e (3 x Stop, 1 x Loki)
ssdeep 24576:XVrdC6YhFNHdSCIdIucDjLyItMVYYjEgtzWXR1:XwfHQCImuIjOItMVY+Egt
Threatray 1'645 similar samples on MalwareBazaar
TLSH T18A050140A6A0D03DF1F325F47A6A82A8B5397D91AB2050CF12C67AEE57356E0FC7131B
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 badacabecee6baa6 (95 x Stop, 87 x RedLineStealer, 62 x Smoke Loader)
Reporter abuse_ch
Tags:exe Stop


Avatar
abuse_ch
Stop C2:
http://95.217.245.31/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://95.217.245.31/ https://threatfox.abuse.ch/ioc/844612/

Intelligence

File Origin
# of uploads :
2
# of downloads :
379
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
85ffa97ed23bbf42794b9350981f6a00.exe
Verdict:
Malicious activity
Analysis date:
2022-08-22 04:07:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/98ddcebf-fe17-4fc8-99dd-901ad050586a

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/300118/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.14924.25616.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Сreating 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
Link:
https://dragonfly.certego.net/analysis/29621/overview
Behaviour
MalwareBazaar
CPUID_Instruction
SystemUptime
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
EvasionGetTickCount
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
emotet greyware packed smoke
Link:
https://www.filescan.io/uploads/6303012f13d4422dbbb8062b/reports/96bda3d2-1f3b-40cd-8445-b84bab1bfbd0/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/8fc9ab8f-6b5c-4e22-bc34-92b70e6217fb
Result
Threat name:
Djvu, Vidar
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1055276
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
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 dropped file
Multi AV Scanner detection for submitted 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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 687789 Sample: sjVwQu6X0B.exe Startdate: 22/08/2022 Architecture: WINDOWS Score: 100 68 Snort IDS alert for network traffic 2->68 70 Malicious sample detected (through community Yara rule) 2->70 72 Antivirus detection for URL or domain 2->72 74 9 other signatures 2->74 9 sjVwQu6X0B.exe 2->9         started        12 sjVwQu6X0B.exe 2->12         started        14 sjVwQu6X0B.exe 2->14         started        16 sjVwQu6X0B.exe 2->16         started        process3 signatures4 84 Writes many files with high entropy 9->84 86 Injects a PE file into a foreign processes 9->86 18 sjVwQu6X0B.exe 1 18 9->18         started        22 build2.exe 9->22         started        25 sjVwQu6X0B.exe 12 12->25         started        27 sjVwQu6X0B.exe 12 14->27         started        29 sjVwQu6X0B.exe 16->29         started        process5 dnsIp6 56 api.2ip.ua 162.0.217.254, 443, 49715, 49720 ACPCA Canada 18->56 44 C:\Users\...\sjVwQu6X0B.exe:Zone.Identifier, ASCII 18->44 dropped 46 C:\Users\user\AppData\...\sjVwQu6X0B.exe, MS-DOS 18->46 dropped 31 sjVwQu6X0B.exe 18->31         started        34 icacls.exe 18->34         started        58 t.me 149.154.167.99, 443, 49729 TELEGRAMRU United Kingdom 22->58 60 95.217.245.31, 49730, 80 HETZNER-ASDE Germany 22->60 76 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->76 78 Tries to harvest and steal browser information (history, passwords, etc) 22->78 80 Tries to steal Crypto Currency Wallets 22->80 file7 signatures8 process9 signatures10 94 Injects a PE file into a foreign processes 31->94 36 sjVwQu6X0B.exe 1 23 31->36         started        process11 dnsIp12 62 acacaca.org 93.152.141.65, 49721, 49722, 49723 ONLINEDIRECT-ASBG Bulgaria 36->62 64 rgyui.top 36->64 66 api.2ip.ua 36->66 48 C:\Users\user\AppData\Local\...\build2.exe, PE32 36->48 dropped 50 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 36->50 dropped 52 C:\_readme.txt, ASCII 36->52 dropped 54 59 other files (55 malicious) 36->54 dropped 82 Modifies existing user documents (likely ransomware behavior) 36->82 41 build2.exe 36->41         started        file13 signatures14 process15 signatures16 88 Multi AV Scanner detection for dropped file 41->88 90 Detected unpacking (creates a PE file in dynamic memory) 41->90 92 Machine Learning detection for dropped file 41->92
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc705785976b2cff0ed09ecbe684a010fb6cc10eb2136e54544e261f6e0fe0f9/
Threat name:
Win32.Ransomware.Stop
Create hunting rule
Status:
Suspicious
First seen:
2022-08-22 04:06:09 UTC
File Type:
PE (Exe)
Extracted files:
37
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xryfpbmxnmwp6dwqt3f6nbfacd5wzqiowijw4vcujytb63qp4d4q._file
Verdict:
malicious
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+ 1'635 additional samples on MalwareBazaar
Result
Malware family:
djvu
Create hunting rule
Score:
  10/10
Tags:
family:djvu discovery persistence ransomware spyware stealer
Link:
https://tria.ge/reports/220822-en3afaafek/
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/test1/get.php
Unpacked files
SH256 hash:
a68c9ba97eae55618e6ba4af2973043ffd18594628a5571f186aae7b975e0e85
MD5 hash:
272574d3cfccfd47373a0dd67e4621e5
SHA1 hash:
51be5c79c71881299d0d558ee47bd6a3e418bfc6
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/f5e13cb1-3f7f-4d42-b916-6caa4689a631/
Parent samples :
0835469d2ef3f99105994af135febb97a3f1ad260420aa5ea1712effb8c7224b
26468bf8b7a43743e0ce4dbfe049c269d52cec4bea62060059a9dbf4963192bb
d3276368f4991ddad789d54f4a01d2809fee0c95ad611bb2883a2c5a76573c21
69c7a76f9ba360e06d4671f90ce06cfc093e4d43db37264041069709e538dea4
e8594d82875103713cf665fdcf18df65009550110bee6835c3087a83c496b9da
571c23786a9aaf84a445a90a1d79428a920b9a5b782635e12cab0b97f7b31ce3
92ccd0b6b6dbaa325a9081291a374e6a86f2ff57c408316916bc36b5477cd72f
db23ce523f12ad4b0d45aecae7027cb8ee5848d66bef3ded32f225b285492064
8f41b5f1d916df6b7ac2a25ce39191f164698ca61aade7c35c2aae886b4f892c
bc705785976b2cff0ed09ecbe684a010fb6cc10eb2136e54544e261f6e0fe0f9
SH256 hash:
bc705785976b2cff0ed09ecbe684a010fb6cc10eb2136e54544e261f6e0fe0f9
MD5 hash:
85ffa97ed23bbf42794b9350981f6a00
SHA1 hash:
3e6e5df482888b3bd414adeb97071717b1dcdbf5
Link:
https://www.unpac.me/results/f5e13cb1-3f7f-4d42-b916-6caa4689a631/
Malware family:
STOP
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bc705785976b/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/bc705785976b2cff0ed09ecbe684a010fb6cc10eb2136e54544e261f6e0fe0f9

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.
Rule name:win_vidar_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.vidar.

File information

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

Web download

Stop

Executable exe bc705785976b2cff0ed09ecbe684a010fb6cc10eb2136e54544e261f6e0fe0f9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2261244/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/300118/

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