MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6aa6a0e76e939a500e9bc22484a40d747e769b441843b37abed7155f1060cec1. 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: 17


Intelligence 17 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6aa6a0e76e939a500e9bc22484a40d747e769b441843b37abed7155f1060cec1
SHA3-384 hash: dbfb2a5e0f9d2a3b8c1ddd31ba45a10b4ae1da079895cd564b30017270dadf0d8fec53f11a2af9aba3c14dac8958b314
SHA1 hash: 66390a69f5bebb68cbdffe172697c2ef22edc94e
MD5 hash: 444f82987cae67f656766e9dbf7e7efa
humanhash: romeo-colorado-finch-helium
File name:file.exe
Download: download sample
Signature Stop
Create hunting rule
File size:852'992 bytes
First seen:2023-06-11 02:37:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ee55eb48a3e3a4949e7507357f34cccf (2 x Stop, 1 x Smoke Loader, 1 x GCleaner)
ssdeep 12288:RqphXaHnG1WFZO7AnD6qAKcqs7JexAKEwNLV84IVneBf:Rqpyn0WW7UxAJJ2FV8LVe
TLSH T19105C013A2913C51E9254B329F1FCEE8364DFA508F093BA66A19AA1F14712B1C573F1F
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
16.0% (.EXE) Win32 Executable (generic) (4505/5/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 0160646460606242 (1 x Stop)
Reporter Chainskilabs
Tags:exe Stop

Intelligence

File Origin
# of uploads :
1
# of downloads :
322
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
stop
Create hunting rule
ID:
1
File name:
file.exe
Verdict:
Malicious activity
Analysis date:
2023-06-11 02:39:52 UTC
Tags:
ransomware stop loader stealer vidar trojan arkei
Link:
https://app.any.run/tasks/fb319531-d9f3-4b76-a033-ca535cd9ccb7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/397674/
Detection(s):
Win.Packed.Zusy-10003906-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Sending an HTTP GET request
Creating a file
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Adding an access-denied ACE
Сreating synchronization primitives
Deleting a recently created file
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
Link:
https://dragonfly.certego.net/analysis/90246/overview
Behaviour
MalwareBazaar
SystemUptime
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
EvasionGetTickCount
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
86%
Tags:
greyware packed zusy
Link:
https://www.filescan.io/uploads/6485338b0566013fb1fac0c7/reports/a811eee6-830c-4b17-af49-215833d4af31/overview
Verdict:
Malicious
Labled as:
Ser.Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/6aa6a0e76e939a500e9bc22484a40d747e769b441843b37abed7155f1060cec1
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:
STOP Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/595a0af8-0035-4750-a6ec-9fd2b5bb3228
Result
Threat name:
Babuk, Clipboard Hijacker, Djvu, Vidar
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1252492
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found 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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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
Uses known network protocols on non-standard ports
Uses schtasks.exe or at.exe to add and modify task schedules
Writes a notice file (html or txt) to demand a ransom
Writes many files with high entropy
Yara detected Babuk Ransomware
Yara detected Clipboard Hijacker
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Yara detected ZipBomb
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 885512 Sample: file.exe Startdate: 11/06/2023 Architecture: WINDOWS Score: 100 91 Snort IDS alert for network traffic 2->91 93 Multi AV Scanner detection for domain / URL 2->93 95 Found malware configuration 2->95 97 14 other signatures 2->97 11 file.exe 2->11         started        14 file.exe 2->14         started        16 file.exe 2->16         started        18 2 other processes 2->18 process3 signatures4 109 Detected unpacking (changes PE section rights) 11->109 111 Detected unpacking (overwrites its own PE header) 11->111 113 Writes a notice file (html or txt) to demand a ransom 11->113 121 2 other signatures 11->121 20 file.exe 1 17 11->20         started        115 Multi AV Scanner detection for dropped file 14->115 117 Machine Learning detection for dropped file 14->117 119 Injects a PE file into a foreign processes 14->119 24 file.exe 13 14->24         started        27 file.exe 16->27         started        29 file.exe 18->29         started        31 schtasks.exe 18->31         started        process5 dnsIp6 79 api.2ip.ua 162.0.217.254, 443, 49700, 49701 ACPCA Canada 20->79 61 C:\Users\user\AppData\Local\...\file.exe, PE32 20->61 dropped 63 C:\Users\user\...\file.exe:Zone.Identifier, ASCII 20->63 dropped 33 file.exe 20->33         started        36 icacls.exe 20->36         started        81 192.168.2.1 unknown unknown 24->81 65 C:\Users\user\Desktop\CZQKSDDMWR.png, data 24->65 dropped 105 Modifies existing user documents (likely ransomware behavior) 24->105 38 conhost.exe 31->38         started        file7 signatures8 process9 signatures10 89 Injects a PE file into a foreign processes 33->89 40 file.exe 1 25 33->40         started        process11 dnsIp12 83 colisumy.com 222.236.49.124, 49703, 80 SKB-ASSKBroadbandCoLtdKR Korea Republic of 40->83 85 zexeq.com 189.194.9.27, 49702, 49705, 80 MegaCableSAdeCVMX Mexico 40->85 87 api.2ip.ua 40->87 67 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 40->67 dropped 69 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 40->69 dropped 71 C:\_readme.txt, ASCII 40->71 dropped 73 151 other malicious files 40->73 dropped 107 Modifies existing user documents (likely ransomware behavior) 40->107 45 build2.exe 40->45         started        48 build3.exe 40->48         started        file13 signatures14 process15 file16 123 Detected unpacking (changes PE section rights) 45->123 125 Detected unpacking (overwrites its own PE header) 45->125 127 Injects a PE file into a foreign processes 45->127 51 build2.exe 45->51         started        59 C:\Users\user\AppData\Roaming\...\mstsca.exe, PE32 48->59 dropped 129 Uses schtasks.exe or at.exe to add and modify task schedules 48->129 55 schtasks.exe 48->55         started        signatures17 process18 dnsIp19 75 t.me 149.154.167.99, 443, 49706 TELEGRAMRU United Kingdom 51->75 77 167.235.207.108, 490, 49707 ALBERTSONSUS United States 51->77 99 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 51->99 101 Tries to harvest and steal browser information (history, passwords, etc) 51->101 103 Tries to steal Crypto Currency Wallets 51->103 57 conhost.exe 55->57         started        signatures20 process21
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6aa6a0e76e939a500e9bc22484a40d747e769b441843b37abed7155f1060cec1/
Threat name:
Win32.Trojan.Lockbit
Create hunting rule
Status:
Malicious
First seen:
2023-06-08 17:48:09 UTC
File Type:
PE (Exe)
Extracted files:
78
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nktkbz3osonfadu3yisijjanor7hng2edbb3g6v624kv6edaz3aq._file
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:a81bcf59d85e6e13257840e65b9d1da8 discovery persistence ransomware spyware stealer
Link:
https://tria.ge/reports/230611-c4pyyahb4s/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
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
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Detected Djvu ransomware
Djvu Ransomware
Vidar
Malware Config
C2 Extraction:
http://zexeq.com/raud/get.php
https://steamcommunity.com/profiles/76561199511129510
https://t.me/rechnungsbetrag
Unpacked files
SH256 hash:
cf9c6209373e159fe8bb55d8d74f2d80f6e156e99a818c46f0f1a41dd3ea2e60
MD5 hash:
2acb50481d03db27a43d9aef029b6484
SHA1 hash:
6b1d4d3a60a713fd1c4b84dbcdf9cfc6df1d0668
Detections:
djvu_ransomware
Create hunting rule
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/d7d36887-10ba-4d52-bcc0-5a2ff9982231/
Parent samples :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 hash:
6aa6a0e76e939a500e9bc22484a40d747e769b441843b37abed7155f1060cec1
MD5 hash:
444f82987cae67f656766e9dbf7e7efa
SHA1 hash:
66390a69f5bebb68cbdffe172697c2ef22edc94e
Link:
https://www.unpac.me/results/d7d36887-10ba-4d52-bcc0-5a2ff9982231/
Malware family:
STOP
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6aa6a0e76e93/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/6aa6a0e76e939a500e9bc22484a40d747e769b441843b37abed7155f1060cec1

File information

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

Web download

Stop

Executable exe 6aa6a0e76e939a500e9bc22484a40d747e769b441843b37abed7155f1060cec1

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/397674/

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