MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954
SHA3-384 hash: 8b11f2c338f5db3e7d01a32816f52c025512a4895d6659be5049b977ebfccf5b3afb7429e9ff1fd83d5830445317a7ae
SHA1 hash: 1cad525ecc17fb320bd8256e9cd106b989f97354
MD5 hash: 3b9e9e130d52fe95c8be82aa4b8feb74
humanhash: happy-maine-alanine-fillet
File name:3b9e9e130d52fe95c8be82aa4b8feb74.exe
Download: download sample
Signature Stop
Create hunting rule
File size:830'976 bytes
First seen:2024-03-18 21:20:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3be88ab49aaf585748f8a6da6141b9cb (1 x Stop)
ssdeep 12288:k4s2A/R5gv2bJ4GECR556Y9JlObra93zWsiQJjXEymLAhYz9lw/WH4+6mHtAF:Ev/Re2qWZfnobU3as37Qz9lU+ru
Threatray 2'171 similar samples on MalwareBazaar
TLSH T18805E05372D1FCB1E46287315E6D99ED372EFC668E215B5723483E0F28701A1CA63B62
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)
7.1% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 000ad2b0a48ca682 (1 x Stop)
Reporter abuse_ch
Tags:exe Stop


Avatar
abuse_ch
Stop C2:
http://sajdfue.com/test2/get.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
416
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
stop
Create hunting rule
ID:
1
File name:
caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954.exe
Verdict:
Malicious activity
Analysis date:
2024-03-18 21:22:22 UTC
Tags:
loader vodkagats djvu ransomware stop
Link:
https://app.any.run/tasks/c786c81e-6d4d-4d8e-9aee-22d5c90c397a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
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
DNS request
Connection attempt
Searching for synchronization primitives
Moving a file to the Program Files subdirectory
Replacing files
Query of malicious DNS domain
Connection attempt to an infection source
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
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fingerprint packed
Link:
https://www.filescan.io/uploads/65f8b03f204403ca94d5efa8/reports/ecb2c8ad-cdb1-4706-be38-48f506b5506f/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954
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:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/49819794-d41b-42e2-bdf0-9322caa8796e
Result
Threat name:
Babuk, Djvu, Vidar
Create hunting rule
Detection:
malicious
Classification:
rans.spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1411326
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Infects executable files (exe, dll, sys, html)
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 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 Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Writes a notice file (html or txt) to demand a ransom
Writes many files with high entropy
Yara detected AntiVM3
Yara detected Babuk Ransomware
Yara detected Djvu Ransomware
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1411326 Sample: DYNSkDpbTH.exe Startdate: 18/03/2024 Architecture: WINDOWS Score: 100 73 sdfjhuz.com 2->73 75 sajdfue.com 2->75 77 2 other IPs or domains 2->77 89 Snort IDS alert for network traffic 2->89 91 Found malware configuration 2->91 93 Malicious sample detected (through community Yara rule) 2->93 95 12 other signatures 2->95 11 DYNSkDpbTH.exe 2->11         started        14 DYNSkDpbTH.exe 2->14         started        16 DYNSkDpbTH.exe 2->16         started        18 DYNSkDpbTH.exe 2->18         started        signatures3 process4 signatures5 113 Detected unpacking (changes PE section rights) 11->113 115 Detected unpacking (overwrites its own PE header) 11->115 117 Writes a notice file (html or txt) to demand a ransom 11->117 127 2 other signatures 11->127 20 DYNSkDpbTH.exe 1 16 11->20         started        119 Antivirus detection for dropped file 14->119 121 Multi AV Scanner detection for dropped file 14->121 123 Machine Learning detection for dropped file 14->123 24 DYNSkDpbTH.exe 14->24         started        125 Injects a PE file into a foreign processes 16->125 27 DYNSkDpbTH.exe 16->27         started        29 DYNSkDpbTH.exe 18->29         started        process6 dnsIp7 79 api.2ip.ua 104.21.65.24, 443, 49729, 49730 CLOUDFLARENETUS United States 20->79 49 C:\Users\user\AppData\...\DYNSkDpbTH.exe, PE32 20->49 dropped 31 DYNSkDpbTH.exe 20->31         started        34 icacls.exe 20->34         started        51 C:\Users\user\_README.txt, ASCII 24->51 dropped 53 C:\Users\user\Desktop\...\AIXACVYBSB.docx, data 24->53 dropped 55 C:\Users\user\AppData\Local\...\_README.txt, ASCII 24->55 dropped 103 Modifies existing user documents (likely ransomware behavior) 24->103 file8 signatures9 process10 signatures11 137 Injects a PE file into a foreign processes 31->137 36 DYNSkDpbTH.exe 1 23 31->36         started        process12 dnsIp13 81 sdfjhuz.com 144.86.21.44, 49732, 80 NORDEFNO Saudi Arabia 36->81 83 sajdfue.com 211.181.24.132, 49733, 49734, 49735 LGDACOMLGDACOMCorporationKR Korea Republic of 36->83 57 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 36->57 dropped 59 C:\_README.txt, ASCII 36->59 dropped 61 C:\Users\user\...\wctF86A.tmp.looy (copy), MS-DOS 36->61 dropped 63 43 other malicious files 36->63 dropped 97 Tries to harvest and steal browser information (history, passwords, etc) 36->97 99 Infects executable files (exe, dll, sys, html) 36->99 101 Modifies existing user documents (likely ransomware behavior) 36->101 41 build2.exe 36->41         started        file14 signatures15 process16 signatures17 105 Detected unpacking (changes PE section rights) 41->105 107 Detected unpacking (overwrites its own PE header) 41->107 109 Writes many files with high entropy 41->109 111 Injects a PE file into a foreign processes 41->111 44 build2.exe 41->44         started        process18 dnsIp19 85 5.75.210.0, 443, 49738, 49739 HETZNER-ASDE Germany 44->85 87 steamcommunity.com 104.105.90.131, 443, 49737 AKAMAI-ASUS United States 44->87 65 C:\Users\user\AppData\...\softokn3[1].dll, PE32 44->65 dropped 67 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 44->67 dropped 69 C:\Users\user\AppData\...\mozglue[1].dll, PE32 44->69 dropped 71 11 other files (7 malicious) 44->71 dropped 129 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 44->129 131 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 44->131 133 Tries to harvest and steal ftp login credentials 44->133 135 2 other signatures 44->135 file20 signatures21
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-03-18 21:21:06 UTC
File Type:
PE (Exe)
Extracted files:
35
AV detection:
16 of 24 (66.67%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zlxmzt7obfrpxy6u7nflgnv7hujdbmjk2cbb75tppiwkxqujzfka._file
Verdict:
malicious
Similar samples:
2831300675369e6ac5d928446186f83bedc4027fe6db617039e5b224258ed0b6
Stop
35ba91ddf0d41590d0de137bc1d6e5524d8a84ecfabdae793e6b3a499f2c67d4
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6a455892dc6b808ff4f012010f20ad4bbf16b881b9c235d98c85565591289012
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+ 2'161 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:95002d0a9d65ffced363a8f35f42a529 discovery persistence ransomware stealer
Link:
https://tria.ge/reports/240318-z7a1hsac69/
Behaviour
Creates scheduled task(s)
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Downloads MZ/PE file
Detect Vidar Stealer
Detected Djvu ransomware
Djvu Ransomware
Vidar
Malware Config
C2 Extraction:
http://sajdfue.com/test2/get.php
https://steamcommunity.com/profiles/76561199654112719
https://t.me/r2d0s
Unpacked files
SH256 hash:
cc108ceb11cc0a7fa5968f0ad93088ac5225dc36180b4369532b891442909b4d
MD5 hash:
e94c7d84af64aa7ee9dc7ceaa26fa360
SHA1 hash:
541d8013bf52e9db4bb65cc39d7c5cae96fd6497
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/f60e896a-5de2-4814-83f1-47a8a29e7102/
Parent samples :
8df072a5fdd3d744912ffd65970e0b8ed9d98ccb234f023a1e81fdfaed81b8f2
fc38866bc8b8cab27e524e8592c185d3876460b3f3cda7fe445276c0f4dfe336
caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954
6aca49f129d7eb89f198149671cfa552ddfbbc5dc40039dbadadcb7158431d61
bf586230320fd2bb84f1173e01abbe304392579b55e1f321ce5f60fec7087f14
dc4c90ff7afc701b97de256780991a61a922c3c28c4e1e478793c5b42053dd5d
SH256 hash:
caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954
MD5 hash:
3b9e9e130d52fe95c8be82aa4b8feb74
SHA1 hash:
1cad525ecc17fb320bd8256e9cd106b989f97354
Link:
https://www.unpac.me/results/f60e896a-5de2-4814-83f1-47a8a29e7102/
Malware family:
Djvu
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/caeecccfee09/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/caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MALWARE_Win_STOP
Create hunting rule
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:SUSP_XORed_URL_In_EXE
Create hunting rule
Author:Florian Roth (Nextron Systems)
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:Windows_Ransomware_Stop_1e8d48ff
Create hunting rule
Author:Elastic Security
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.

Web download

Stop

Executable exe caeecccfee0962fbe3d4fb4ab336bf3d1230b12ad0821ff66f7a2cabc289c954

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2786048/
  
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
AUTH_APIManipulates User AuthorizationUSER32.dll::SetUserObjectSecurity
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::FindNextVolumeMountPointW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetVolumeInformationW
KERNEL32.dll::GetStartupInfoW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::FreeConsole
KERNEL32.dll::PeekConsoleInputW
KERNEL32.dll::ReadConsoleA
KERNEL32.dll::ReadConsoleOutputCharacterW
KERNEL32.dll::SetStdHandle
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryA
KERNEL32.dll::CreateFileW
KERNEL32.dll::CreateFileA
KERNEL32.dll::GetWindowsDirectoryW
KERNEL32.dll::RemoveDirectoryW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::QueryDosDeviceW
WIN_HTTP_APIUses HTTP servicesWINHTTP.dll::WinHttpOpen
WIN_USER_APIPerforms GUI ActionsUSER32.dll::CreateWindowStationA

Comments