MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4254f97bcd155b5a248f841f4d152bcfd8a0c8bec63186e7f204e449e0e011bd. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4254f97bcd155b5a248f841f4d152bcfd8a0c8bec63186e7f204e449e0e011bd
SHA3-384 hash: e2ee21ad5b5c24a637b8d071384c6e87164bc551f7a13c656096cedd1778c092004a8f1a41caebfcfc9351321d7f3feb
SHA1 hash: 55b5e1379946cf69b2e52f728f95388ab0929373
MD5 hash: 9afd407a930a0ab814f723d3e926e966
humanhash: fourteen-mirror-neptune-winter
File name:4254f97bcd155b5a248f841f4d152bcfd8a0c8bec63186e7f204e449e0e011bd
Download: download sample
Signature Stop
Create hunting rule
File size:766'976 bytes
First seen:2021-09-23 07:10:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 98349bc8fa025f57a9d49df3092c15be (10 x RedLineStealer, 2 x ArkeiStealer, 1 x RaccoonStealer)
ssdeep 12288:awJoygoKmKklSZwQxarKnRpIi2mHeANGIM++1Jz0EEHmpxmZFUz3qm6fAdTVhBai:aCj3SZ7arKnjBHeANGIynX9/QmfNVhh
Threatray 695 similar samples on MalwareBazaar
TLSH T124F4120075B1D6B3F49308304721D6A27966BC5157BC974B2B6327AEEF222D07F3923A
File icon (PE):PE icon
dhash icon 327a7c7d727e6e76 (7 x RaccoonStealer, 4 x RedLineStealer, 1 x DanaBot)
Reporter JAMESWT_WT
Tags:exe Stop

Intelligence

File Origin
# of uploads :
1
# of downloads :
146
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4254f97bcd155b5a248f841f4d152bcfd8a0c8bec63186e7f204e449e0e011bd
Verdict:
Suspicious activity
Analysis date:
2021-09-23 07:26:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2ad2ed77-a6d6-460f-9dea-98a3eb3e45fd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Vidar
Create hunting rule
Link:
https://www.capesandbox.com/analysis/190640/
Detection(s):
Win.Packed.Generic-9895572-0
Create hunting rule

Win.Packed.Generic-9895679-0
Create hunting rule

Malware family:
STOP Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c7135b69-4a7b-4c4b-8f60-5f49ed4c7c51
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/856315
Signature
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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 submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes many files with high entropy
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 488749 Sample: D9NH6L3n4L Startdate: 23/09/2021 Architecture: WINDOWS Score: 100 38 windowsupdate.s.llnwi.net 2->38 40 ic-54113400-1475e2-windowsupdate48.s.loris.llnwd.net 2->40 42 api.2ip.ua 2->42 54 Multi AV Scanner detection for submitted file 2->54 56 Found ransom note / readme 2->56 58 Yara detected Djvu Ransomware 2->58 60 2 other signatures 2->60 9 D9NH6L3n4L.exe 2->9         started        12 D9NH6L3n4L.exe 2->12         started        signatures3 process4 signatures5 62 Detected unpacking (changes PE section rights) 9->62 64 Detected unpacking (overwrites its own PE header) 9->64 66 Contains functionality to inject code into remote processes 9->66 68 Writes many files with high entropy 9->68 14 D9NH6L3n4L.exe 1 16 9->14         started        70 Injects a PE file into a foreign processes 12->70 process6 dnsIp7 50 api.2ip.ua 77.123.139.190, 443, 49747, 49748 VOLIA-ASUA Ukraine 14->50 36 C:\Users\...\D9NH6L3n4L.exe:Zone.Identifier, ASCII 14->36 dropped 18 D9NH6L3n4L.exe 14->18         started        21 icacls.exe 14->21         started        file8 process9 signatures10 52 Injects a PE file into a foreign processes 18->52 23 D9NH6L3n4L.exe 1 17 18->23         started        process11 dnsIp12 44 securebiz.org 109.121.235.154, 80 INTERNETGROUP-AS-BGBulgariaBG Bulgaria 23->44 46 tbpws.top 23->46 48 api.2ip.ua 23->48 28 m=CdRZXc,GxIAgd,U0...b[1].js.koom (copy), COM 23->28 dropped 30 C:\Users\user\AppData\...\appssynonyms.txt, COM 23->30 dropped 32 C:\Users\user\...\UnistackCircular.etl.0001, DOS 23->32 dropped 34 389 other files (373 malicious) 23->34 dropped 72 Modifies existing user documents (likely ransomware behavior) 23->72 file13 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4254f97bcd155b5a248f841f4d152bcfd8a0c8bec63186e7f204e449e0e011bd/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2021-09-21 20:21:10 UTC
AV detection:
34 of 45 (75.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ijkps66ncvnvujepqqpu2fjlz7mkbsf6yyyynz7satsetyhacg6q._file
Verdict:
malicious
Similar samples:
20ebe8ff1da6f2023a43b3e3cbe14479961699f9dec0324f72070fa2b275eaae
Stop
496b5885ff8f521c91ca037338e188ea0374bf86816d0c804d3010fd2f5fec38
Stop
9634e7bbda11d42ed7eda4f7cc1965dea16ab45877cb425d322e830cf63a0657
Stop
9feb26b9550dbf46719374757468d95b6882c00fd3ca65a02e9edf2854e900a9
Stop
b055016e0d82c57b58cd126f26b4b8f4dae1441f0019bdaa42452e815f128944
Stop
bfbf6bb9393e511a06e90d432e7538059ae75f9f1525f0f503d1d0bec0d32124
Stop
e81e9dfe89a98449992b1ca9e4acb9905b606dc3de186b9de94241bde3b230be
Stop
e8bcd430d48c430ced6992340cbce21ffc1a4d8cc60e6255b76870d33a5ea6b9
Stop
ff9e059a789e94573fb32a918657d5c5c59b5395fab873cbcec7b1543435fe93
Stop
+ 685 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar discovery persistence ransomware spyware stealer
Link:
https://tria.ge/reports/210923-hzy9psfgb4/
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
Unpacked files
SH256 hash:
e3a758405e0871107c905ba5cf211ec30bd7fb9345950a9a0b3def7f14c9e87c
MD5 hash:
2590861b15fd552297b400342732e746
SHA1 hash:
0663677bd8ef8ded4f9d97de3038ccab7fccadab
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/4d6165fa-46f6-4792-8b00-729394fd4c1a/
Parent samples :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 hash:
4254f97bcd155b5a248f841f4d152bcfd8a0c8bec63186e7f204e449e0e011bd
MD5 hash:
9afd407a930a0ab814f723d3e926e966
SHA1 hash:
55b5e1379946cf69b2e52f728f95388ab0929373
Link:
https://www.unpac.me/results/4d6165fa-46f6-4792-8b00-729394fd4c1a/
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/4254f97bcd155b5a248f841f4d152bcfd8a0c8bec63186e7f204e449e0e011bd

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.

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/190640/

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