MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0336cc8aff0e4974ede9e8901abeb10f836d50619cef1cb59aa41b447cea1ca5. 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: 0336cc8aff0e4974ede9e8901abeb10f836d50619cef1cb59aa41b447cea1ca5
SHA3-384 hash: 655b498dbc19eb4ca275029b0b9a5ab1a63cbb1d1fbfbe135454ff97fbafe3b8882ab3d77bf4bc26c7e08bdc176641c0
SHA1 hash: 738054720787a8f80e3a4f1bd92f08b3084190aa
MD5 hash: b7ea7d444d1ed5677537a96796a496dc
humanhash: salami-iowa-angel-foxtrot
File name:b7ea7d444d1ed5677537a96796a496dc.exe
Download: download sample
Signature Stop
File size:755'712 bytes
First seen:2022-08-05 12:30:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcbdb87c73dba6603c8b6aba49ea683b (2 x Stop)
ssdeep 12288:P8i1GEboaDO//jjoN9oTUqJndee2eu2vIog/QMYPnGhGsDMaNidDXTVKEpK0IWgE:P8cGEbo9/bYendeNzog/QMXQQMaNkDDb
Threatray 1'432 similar samples on MalwareBazaar
TLSH T146F402607290C430D0A656304932FFA1267EBDE1177449877FE43BAE6E326D16A7932F
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://49.12.9.140:1080/

Intelligence


File Origin
# of uploads :
1
# of downloads :
338
Origin country :
NL NL
Mail intelligence
No data
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b7ea7d444d1ed5677537a96796a496dc.exe
Verdict:
Malicious activity
Analysis date:
2022-08-05 12:33:34 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
SystemUptime
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
EvasionGetTickCount
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed smoke
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.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
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 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
Writes many files with high entropy
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 679286 Sample: aTTbUbX63Q.exe Startdate: 05/08/2022 Architecture: WINDOWS Score: 100 70 Snort IDS alert for network traffic 2->70 72 Multi AV Scanner detection for domain / URL 2->72 74 Malicious sample detected (through community Yara rule) 2->74 76 11 other signatures 2->76 10 aTTbUbX63Q.exe 2->10         started        13 aTTbUbX63Q.exe 2->13         started        15 aTTbUbX63Q.exe 2->15         started        17 aTTbUbX63Q.exe 2->17         started        process3 signatures4 88 Writes many files with high entropy 10->88 90 Injects a PE file into a foreign processes 10->90 19 aTTbUbX63Q.exe 1 16 10->19         started        23 aTTbUbX63Q.exe 12 13->23         started        25 aTTbUbX63Q.exe 12 15->25         started        27 aTTbUbX63Q.exe 17->27         started        process5 dnsIp6 64 api.2ip.ua 162.0.217.254, 443, 49762, 49764 ACPCA Canada 19->64 54 C:\Users\...\aTTbUbX63Q.exe:Zone.Identifier, ASCII 19->54 dropped 56 C:\Users\user\AppData\...\aTTbUbX63Q.exe, MS-DOS 19->56 dropped 29 aTTbUbX63Q.exe 19->29         started        32 icacls.exe 19->32         started        file7 process8 signatures9 98 Injects a PE file into a foreign processes 29->98 34 aTTbUbX63Q.exe 1 22 29->34         started        process10 dnsIp11 58 rgyui.top 211.40.39.251, 49765, 80 LGDACOMLGDACOMCorporationKR Korea Republic of 34->58 60 acacaca.org 196.200.111.5, 49766, 49767, 80 ERITEL-ASER Eritrea 34->60 62 api.2ip.ua 34->62 46 C:\Users\user\AppData\Local\...\build2.exe, PE32 34->46 dropped 48 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 34->48 dropped 50 C:\_readme.txt, ASCII 34->50 dropped 52 32 other files (28 malicious) 34->52 dropped 78 Modifies existing user documents (likely ransomware behavior) 34->78 39 build2.exe 34->39         started        file12 signatures13 process14 signatures15 80 Multi AV Scanner detection for dropped file 39->80 82 Detected unpacking (creates a PE file in dynamic memory) 39->82 84 Machine Learning detection for dropped file 39->84 86 Injects a PE file into a foreign processes 39->86 42 build2.exe 39->42         started        process16 dnsIp17 66 t.me 149.154.167.99, 443, 49778 TELEGRAMRU United Kingdom 42->66 68 49.12.9.140, 1080, 49781 HETZNER-ASDE Germany 42->68 92 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 42->92 94 Tries to harvest and steal browser information (history, passwords, etc) 42->94 96 Tries to steal Crypto Currency Wallets 42->96 signatures18
Threat name:
Win32.Trojan.RedLine
Status:
Malicious
First seen:
2022-08-05 11:14:45 UTC
File Type:
PE (Exe)
Extracted files:
34
AV detection:
22 of 26 (84.62%)
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 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
Accesses 2FA software files, possible credential harvesting
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:
0336cc8aff0e4974ede9e8901abeb10f836d50619cef1cb59aa41b447cea1ca5
MD5 hash:
b7ea7d444d1ed5677537a96796a496dc
SHA1 hash:
738054720787a8f80e3a4f1bd92f08b3084190aa

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://49.12.9.140:1080/ https://threatfox.abuse.ch/ioc/841510

File information


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

Web download

Stop

Executable exe 0336cc8aff0e4974ede9e8901abeb10f836d50619cef1cb59aa41b447cea1ca5

(this sample)

  
Delivery method
Distributed via web download

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