MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239. 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 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239
SHA3-384 hash: d88efebc04fe0219ab1c31169f1fb2d76045b5d2f74cc3975a59feb39044634f81d0633c830a088de5acd1747fd3eae9
SHA1 hash: 74b2a78c2490c573431beb57bbe88f3cccf796b3
MD5 hash: 4d0ceda3137040b9c750544b48bd17a7
humanhash: jig-winner-india-oranges
File name:4d0ceda3137040b9c750544b48bd17a7.exe
Download: download sample
Signature Stop
Create hunting rule
File size:806'400 bytes
First seen:2024-05-03 09:19:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 811cfa7d69bb5a1638da0cef5aaff5e9 (1 x Stop)
ssdeep 24576:YtrwtBqtRBE7rHSHci247xkUhybFUckRO:Cr3Bsy8fbUHRO
Threatray 1'779 similar samples on MalwareBazaar
TLSH T1BF0501006AA0A893DF9507774A1ECDA8D56FBC11FB71144E3290379F68B31A1462EB7F
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
15.9% (.EXE) Win32 Executable (generic) (4504/4/1)
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 1270e4d2ccf0331a (1 x Stealc, 1 x Stop)
Reporter abuse_ch
Tags:exe Stop

Intelligence

File Origin
# of uploads :
1
# of downloads :
331
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
stop
Create hunting rule
ID:
1
File name:
6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239.exe
Verdict:
Malicious activity
Analysis date:
2024-05-03 09:28:09 UTC
Tags:
evasion ransomware stop djvu loader vodkagats raccoonclipper
Link:
https://app.any.run/tasks/d9db414e-fd60-4bb5-a2e5-8cfeee5130e1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Trojan.Windigo-10028444-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Connection attempt to an infection source
Sending a TCP request to an infection source
Launching a process
Creating a process with a hidden window
Query of malicious DNS domain
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fingerprint packed
Link:
https://www.filescan.io/uploads/6634ac45874e85cc566664d4/reports/0fc53f02-37da-475e-8517-5352be4cbbe2/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/abaaf6a6-2be6-4f90-a2fd-5557e98729a5
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1435885
Signature
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
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239/
Threat name:
Win32.Ransomware.Stop
Create hunting rule
Status:
Malicious
First seen:
2024-05-01 21:10:22 UTC
File Type:
PE (Exe)
Extracted files:
49
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nmqircsxospj4665kz62u42h4usqddrsvkmnmh3ij47nsnzkii4q._file
Verdict:
malicious
Similar samples:
2831300675369e6ac5d928446186f83bedc4027fe6db617039e5b224258ed0b6
Stop
35ba91ddf0d41590d0de137bc1d6e5524d8a84ecfabdae793e6b3a499f2c67d4
Stop
6a455892dc6b808ff4f012010f20ad4bbf16b881b9c235d98c85565591289012
Stop
83c4c80adbeb1d8411e49c1d14a886af6a26c9fb9827d8852d4e45e4a5f09b17
Stop
a0038a7651f4408728f4a8c7a2abe43b237fc9dc6645fa34e5c4d9c212658878
Stop
b299675e7e4654beadcaa2c38a96bf8324bbde96904ede17fdd88ebb7fdf2748
Stop
d46fec4abba46efe6663f19c2d9963a612f4ff25023c0dc6fc5bb559f106859d
Stop
+ 1'769 additional samples on MalwareBazaar
Result
Malware family:
djvu
Create hunting rule
Score:
  10/10
Tags:
family:djvu discovery persistence ransomware
Link:
https://tria.ge/reports/240503-larecabe4w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Modifies file permissions
Detected Djvu ransomware
Djvu Ransomware
Malware Config
C2 Extraction:
http://cajgtus.com/test1/get.php
Unpacked files
SH256 hash:
28e1c285437437f28462bb73d77b4e64f2f4afd68c3618641f6b593c3b2b4bea
MD5 hash:
4d24b5da9e5c17259cfd517ac4529554
SHA1 hash:
d4ba9d60da54944dfabdd9e9dc6cc35535affdb3
Detections:
djvu_ransomware
Create hunting rule
win_stop_auto
Create hunting rule
SUSP_XORed_URL_In_EXE
Create hunting rule
MALWARE_Win_STOP
Create hunting rule
Link:
https://www.unpac.me/results/bd20c3ac-04ad-4995-b65c-0f7afcf5a60c/
Parent samples :
946e4a86f1cb22fab17f7e3a9a0422421e781b99357436e816ddb00e5154ed48
455f4327f9c1e07dec6538bce0edb0b935ad485e0f01cea4e68fa950b42891a2
6c0bd6cae657449a07dcb78940ea732d7e4e24546477b083116bff4c99bd417d
8e53393db26258fb917fd570861070420d31148c2826dcdbed52ce326c2d5ff6
444cf71032e7c7be2a79255af4fb38bab0333fb0a060ecc3fe91473d26ebce83
62623bddab0911eca4cd33135383761dbcf6f22a480eda9761becf638f1c4546
9c9ed624eaf441b4637d50fe25d386636c5cb59fb69f5b824afc7cec6dfff7f0
8b7851ae383ee5e1d106322f99d0a6149044e317ed310ce7464ff7d82afa725c
6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239
SH256 hash:
6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239
MD5 hash:
4d0ceda3137040b9c750544b48bd17a7
SHA1 hash:
74b2a78c2490c573431beb57bbe88f3cccf796b3
Link:
https://www.unpac.me/results/bd20c3ac-04ad-4995-b65c-0f7afcf5a60c/
Malware family:
Djvu
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6b20888a5774/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/6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

Stop

Executable exe 6b20888a57749e9e7bdd567daa7347e525018e32aa98d61f684f3ed9372a4239

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2794529/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetVolumeInformationA
KERNEL32.dll::GetStartupInfoA
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleA
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetConsoleCtrlHandler
KERNEL32.dll::SetConsoleTitleA
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleAliasesLengthA
KERNEL32.dll::GetConsoleAliasExesLengthW
KERNEL32.dll::GetConsoleDisplayMode
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA

Comments