MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44bab40d0ba2224516ff0258b70b04529dee4ff397d0380131725fc19e347cff. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 44bab40d0ba2224516ff0258b70b04529dee4ff397d0380131725fc19e347cff
SHA3-384 hash: 8c930ec693e0eadbc743625d36ce09577ee4ddbd77362326d8a31bbdd6d6bcb11595119c791787dd2b3c156e9cb9bb5c
SHA1 hash: 481855f614a793810bfc238d75a21bf5ee794f45
MD5 hash: 1530a6f23c1e2821949b8c46c6d5a176
humanhash: michigan-happy-pluto-white
File name:#Encoder_n1.bin
Download: download sample
Signature Stop
Create hunting rule
File size:724'480 bytes
First seen:2021-12-01 07:57:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 323bd4e3140d43944fb5ccff8da0e3f0 (4 x RedLineStealer, 2 x IcedID, 1 x Stop)
ssdeep 12288:wjvN8MgpHEK6NLpdnt10VXg1a0F/aNB8J/vlz001z0m49HO4EwxzSB7:wjmMqiNLpdnkeYS/tYMu9G6zSB7
Threatray 815 similar samples on MalwareBazaar
TLSH T1F8F4225177D68176E0E3293128B1FB41AE777C725DB469CB2B0113EA1F706E08E8A727
File icon (PE):PE icon
dhash icon fcfcb4f4d4d4d8c0 (19 x RedLineStealer, 16 x RaccoonStealer, 14 x Smoke Loader)
Reporter KodaES
Tags:djvu Encoder exe Stop


Avatar
KodaES
Stop/Djvu Ransomware (0355); Extension: .moia; Ransom note: _readme.txt

Intelligence

File Origin
# of uploads :
1
# of downloads :
744
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3D0A.exe
Verdict:
Malicious activity
Analysis date:
2021-11-30 01:29:44 UTC
Tags:
trojan ransomware stop loader stealer vidar
Link:
https://app.any.run/tasks/9fde505e-707c-40c2-97fa-a793d494708f

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/210195/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Сreating synchronization primitives
Deleting a recently created file
Searching for synchronization primitives
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
azorult greyware lockbit packed
Link:
https://www.filescan.io/uploads/61a72b151ba903dd8fc8acc9/reports/22abce75-46e8-4130-aff5-5451f3473c4e/overview
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/46ca7dac-f31f-4348-a2e7-13f8e837c943
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/899221
Signature
Antivirus detection for URL or domain
Contains functionality to inject code into remote processes
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for sample
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 (e.g. based on Emerging Threat rules)
Writes many files with high entropy
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 531699 Sample: #Encoder_n1.bin Startdate: 01/12/2021 Architecture: WINDOWS Score: 100 57 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->57 59 Multi AV Scanner detection for domain / URL 2->59 61 Antivirus detection for URL or domain 2->61 63 4 other signatures 2->63 8 #Encoder_n1.exe 2->8         started        11 #Encoder_n1.exe 2->11         started        13 #Encoder_n1.exe 2->13         started        15 #Encoder_n1.exe 2->15         started        process3 signatures4 67 Contains functionality to inject code into remote processes 8->67 69 Writes many files with high entropy 8->69 71 Injects a PE file into a foreign processes 8->71 17 #Encoder_n1.exe 1 17 8->17         started        21 #Encoder_n1.exe 13 11->21         started        23 #Encoder_n1.exe 13 13->23         started        25 #Encoder_n1.exe 15->25         started        process5 dnsIp6 55 api.2ip.ua 77.123.139.190, 443, 49762, 49763 VOLIA-ASUA Ukraine 17->55 45 C:\Users\...\#Encoder_n1.exe:Zone.Identifier, ASCII 17->45 dropped 47 C:\Users\user\AppData\...\#Encoder_n1.exe, MS-DOS 17->47 dropped 27 #Encoder_n1.exe 17->27         started        30 icacls.exe 17->30         started        file7 process8 signatures9 73 Injects a PE file into a foreign processes 27->73 32 #Encoder_n1.exe 1 20 27->32         started        process10 dnsIp11 49 kotob.top 123.213.233.194, 49765, 80 SKB-ASSKBroadbandCoLtdKR Korea Republic of 32->49 51 tzgl.org 175.120.254.9, 49764, 49766, 80 SKB-ASSKBroadbandCoLtdKR Korea Republic of 32->51 53 api.2ip.ua 32->53 37 C:\_readme.txt, ASCII 32->37 dropped 39 C:\Users\user\...\#Encoder_n1.exe.moia (copy), MS-DOS 32->39 dropped 41 C:\Users\...\SmartScreenCache.dat.moia (copy), data 32->41 dropped 43 50 other files (48 malicious) 32->43 dropped 65 Modifies existing user documents (likely ransomware behavior) 32->65 file12 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/44bab40d0ba2224516ff0258b70b04529dee4ff397d0380131725fc19e347cff/
Threat name:
Win32.Trojan.Lockbit
Create hunting rule
Status:
Malicious
First seen:
2021-11-30 23:55:01 UTC
File Type:
PE (Exe)
Extracted files:
19
AV detection:
26 of 28 (92.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=is5lidiluirekfx7ajmlocyekko64t7ts7idqajrojp4dhrupt7q._file
Verdict:
malicious
Similar samples:
43b31ea75f3c0666523aefc13e216a651e8e93feaeff1165cb35ed374365cdd6
Stop
4b3e6a191ab050a87aeeb8a650290c4e217e9508971beeb929417d13d89292e2
Stop
6aae67d87cd2ef23c4b9265c8e83db5142f00154e66e47b1e54219cea794682b
Stop
9afa91c839d958185548eccf40690eb7db7859a852ac06f3870a6165c287d6ba
Stop
aad6294207c2facfebf440fa5d52804422edbf9c9e9adb4a7aaff0310b1c5d11
Stop
f15e2ae6168ce22adfb50ee1838cfda69a046b13dc8a5a751379a71ceb76b650
Stop
+ 805 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:517 discovery persistence ransomware spyware stealer suricata
Link:
https://tria.ge/reports/211201-jtxz5aagep/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Vidar Stealer
Detected Djvu ransomware
Djvu Ransomware
Vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
Malware Config
C2 Extraction:
http://tzgl.org/fhsgtsspen6/get.php
https://qoto.org/@mniami
https://noc.social/@menaomi
Unpacked files
SH256 hash:
9139dd35a9d2224f703578570da80ca9bc535239ea2f7fd0220eb45c1fd83384
MD5 hash:
d82109e8d386943566e1ab59631d2996
SHA1 hash:
3ec86cd7719fe4d659af6770031621c7ba26648a
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/32c9ca45-8c33-4554-9188-0fc3fefb3b80/
Parent samples :
44bab40d0ba2224516ff0258b70b04529dee4ff397d0380131725fc19e347cff
11b7f1d4359ffc59bb196438cac277478ebd3e4b03bee2f7ba1f5622f6491b20
SH256 hash:
44bab40d0ba2224516ff0258b70b04529dee4ff397d0380131725fc19e347cff
MD5 hash:
1530a6f23c1e2821949b8c46c6d5a176
SHA1 hash:
481855f614a793810bfc238d75a21bf5ee794f45
Link:
https://www.unpac.me/results/32c9ca45-8c33-4554-9188-0fc3fefb3b80/
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/44bab40d0ba2224516ff0258b70b04529dee4ff397d0380131725fc19e347cff

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: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:XOREngine_Misc_XOR_Func
Create hunting rule
Author:smiller cc @florian @wesley idea on implementation with yara's built in XOR function
Description:Use with care, https://twitter.com/cyb3rops/status/1237042104406355968

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/210195/

Comments