MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527. 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


Chaos


Vendor detections: 16


Intelligence 16 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527
SHA3-384 hash: 932cebae3771e252a91d639386d2ef19f3d10d474d1855043342d6d265e29b9b1c55450977dc82553d093df36e40ebd1
SHA1 hash: 433adc0d669b364bcca0d7594eb6f58d80a467bb
MD5 hash: 0610189e95dbee895c8f710b7abf0bb2
humanhash: ceiling-georgia-idaho-fish
File name:9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527
Download: download sample
Signature Chaos
Create hunting rule
File size:2'438'144 bytes
First seen:2024-07-29 10:40:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'855 x AgentTesla, 19'783 x Formbook, 12'304 x SnakeKeylogger)
ssdeep 24576:3aA/tcwqNwOMPhkx3W0CiO2wlqXGMvZ115EGDxsnbMQ:lOwqS0/3qSGEpRUb
Threatray 220 similar samples on MalwareBazaar
TLSH T1CBB52A383DEA9019B273FE669BE875DBDA5FB7633703945D2091038A0623981EEC153D
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter JAMESWT_WT
Tags:Chaos exe HorrorDead

Intelligence

File Origin
# of uploads :
1
# of downloads :
429
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527
Verdict:
Malicious activity
Analysis date:
2024-07-29 10:53:16 UTC
Tags:
crypto-regex chaos ransomware stealer
Link:
https://app.any.run/tasks/f267fa8c-b6e0-416b-8db8-e5a7a1b0a215

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66a771c246f80f37dcaa9e1d
Tags:
Execution Generic Infostealer Network Stealth Trojan Ransomx
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Сreating synchronization primitives
Creating a process from a recently created file
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a service
Launching a process
Searching for synchronization primitives
Changing a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Modifies multiple files
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Deleting volume shadow copies
Preventing system recovery
Blocking a possibility to launch for the Windows Task Manager (taskmgr)
Stealing user critical data
Encrypting user's files
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-security cmd lolbin ransomware ransomx veeam wmic
Link:
https://www.filescan.io/uploads/66a771c7556840231716679b/reports/9c370836-271c-4b1a-8f9b-f2b29599bca4/overview
Verdict:
Malicious
Labled as:
Ransom.HydraCrypt.Generic
Link:
https://www.hybrid-analysis.com/sample/9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527
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:
CHAOS Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/df036c2d-fd86-42db-a67a-1c25855d8de7
Result
Threat name:
Chaos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.spyw.evad.spre
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1483951
Signature
.NET source code contains very large strings
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Contains functionality to disable the Task Manager (.Net Source)
Creates files inside the volume driver (system volume information)
Deletes shadow drive data (may be related to ransomware)
Deletes the backup plan of Windows
Disable Task Manager(disabletaskmgr)
Disables the Windows task manager (taskmgr)
Found potential ransomware demand text
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May disable shadow drive data (uses vssadmin)
May encrypt documents and pictures (Ransomware)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Overwrites Mozilla Firefox settings
Sigma detected: Delete shadow copy via WMIC
Sigma detected: Rare Remote Thread Creation By Uncommon Source Image
Sigma detected: Shadow Copies Deletion Using Operating Systems Utilities
Tries to harvest and steal browser information (history, passwords, etc)
Uses bcdedit to modify the Windows boot settings
Writes many files with high entropy
Yara detected Chaos Ransomware
Yara detected RansomwareGeneric
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1483951 Sample: VaL0XiimRA.exe Startdate: 29/07/2024 Architecture: WINDOWS Score: 100 74 Malicious sample detected (through community Yara rule) 2->74 76 Antivirus / Scanner detection for submitted sample 2->76 78 Multi AV Scanner detection for dropped file 2->78 80 14 other signatures 2->80 8 VaL0XiimRA.exe 5 2->8         started        12 HorrorDead Ransomare.exe 2->12         started        14 HorrorDead Ransomare.exe 2->14         started        16 3 other processes 2->16 process3 file4 72 C:\Users\user\...\HorrorDead Ransomare.exe, PE32 8->72 dropped 96 Found potential ransomware demand text 8->96 98 Deletes shadow drive data (may be related to ransomware) 8->98 18 HorrorDead Ransomare.exe 2 1002 8->18         started        100 Uses bcdedit to modify the Windows boot settings 12->100 102 Tries to harvest and steal browser information (history, passwords, etc) 12->102 22 cmd.exe 12->22         started        24 cmd.exe 12->24         started        26 cmd.exe 12->26         started        104 Creates files inside the volume driver (system volume information) 16->104 signatures5 process6 file7 64 winload_prod.pdb.encrypted@HorrorDeadBot, data 18->64 dropped 66 C:\...\ntkrnlmp.pdb.encrypted@HorrorDeadBot, data 18->66 dropped 68 App_16964131981650...ypted@HorrorDeadBot, data 18->68 dropped 70 41 other malicious files 18->70 dropped 82 Deletes shadow drive data (may be related to ransomware) 18->82 84 May encrypt documents and pictures (Ransomware) 18->84 86 Overwrites Mozilla Firefox settings 18->86 94 4 other signatures 18->94 28 cmd.exe 18->28         started        31 cmd.exe 18->31         started        33 cmd.exe 18->33         started        88 May disable shadow drive data (uses vssadmin) 22->88 35 vssadmin.exe 22->35         started        37 conhost.exe 22->37         started        39 WMIC.exe 22->39         started        90 Uses bcdedit to modify the Windows boot settings 24->90 41 conhost.exe 24->41         started        43 2 other processes 24->43 92 Deletes the backup plan of Windows 26->92 45 2 other processes 26->45 signatures8 process9 signatures10 106 May disable shadow drive data (uses vssadmin) 28->106 108 Deletes shadow drive data (may be related to ransomware) 28->108 110 Uses bcdedit to modify the Windows boot settings 28->110 47 vssadmin.exe 28->47         started        50 conhost.exe 28->50         started        52 WMIC.exe 28->52         started        54 conhost.exe 31->54         started        56 bcdedit.exe 31->56         started        58 bcdedit.exe 31->58         started        112 Deletes the backup plan of Windows 33->112 60 conhost.exe 33->60         started        62 wbadmin.exe 33->62         started        process11 signatures12 114 Deletes shadow drive data (may be related to ransomware) 47->114
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527/
Threat name:
ByteCode-MSIL.Ransomware.HydraCrypt
Create hunting rule
Status:
Malicious
First seen:
2024-07-27 18:14:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tr3rhsgnqizwq3vckvi3ijx664egg3d7ylxkff4ksmzxokvdwutq._file
Verdict:
malicious
Similar samples:
834eaff238a45508d945b3193d34043858d4026549cc03d2cfb89d5ac2ae2844
Chaos
9b0cfabed9fbf6b05c74e5a31eb500fea0691c84fa736dd25e8e5013a35f038e
Chaos
9f00731846286fee5a6fca51ebdee6825454eb3a6fec5467b8bf12e7263d9b6c
Chaos
a80908bcd96a8df6070eb9a9c83739c8d95c34d7d81b890bacda91bb05c53267
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b8a277a731485717c01a7d20fb6af795fa823a219b9b01ee2f476889610a28da
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e6de7531d2c7900ff73b30e33170fd7530fb7771518503c65203b1a419a8d11e
Chaos
f186e55feac04f6c0477e8a6c60527ac4a95c8659727b464875e8717c86ac60a
Chaos
+ 210 additional samples on MalwareBazaar
Result
Malware family:
chaos
Create hunting rule
Score:
  10/10
Tags:
family:chaos defense_evasion evasion execution impact persistence ransomware spyware stealer
Link:
https://tria.ge/reports/240729-mq39hsydje/
Behaviour
Checks SCSI registry key(s)
Interacts with shadow copies
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Sets desktop wallpaper using registry
Adds Run key to start application
Drops desktop.ini file(s)
Checks computer location settings
Drops startup file
Executes dropped EXE
Reads user/profile data of web browsers
Deletes backup catalog
Disables Task Manager via registry modification
Deletes shadow copies
Modifies boot configuration data using bcdedit
Renames multiple (179) files with added filename extension
Chaos
Chaos Ransomware
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/85c64508-c171-4886-a0b0-610a47280339
Unpacked files
SH256 hash:
9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527
MD5 hash:
0610189e95dbee895c8f710b7abf0bb2
SHA1 hash:
433adc0d669b364bcca0d7594eb6f58d80a467bb
Link:
https://www.unpac.me/results/f0d6e846-313c-4c8b-b0b2-761268bcb7e4/
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/9c7713c8cd8233686ea25551b426fef708636c7fc2eea2978a9333772aa3b527

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:INDICATOR_SUSPICIOUS_GENRansomware
Create hunting rule
Author:ditekSHen
Description:Detects command variations typically used by ransomware
Rule name:INDICATOR_SUSPICOUS_EXE_References_VEEAM
Create hunting rule
Author:ditekSHen
Description:Detects executables containing many references to VEEAM. Observed in ransomware
Rule name:MALWARE_Win_Chaos
Create hunting rule
Author:ditekSHen
Description:Detects Chaos ransomware
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RSharedStrings
Create hunting rule
Author:Katie Kleemola
Description:identifiers for remote and gmremote
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

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

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