MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a2cbc29f79db4a0be9e97f12aaa79b6edde11e4b992ffd90ec13141938e339a. 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: 10


Intelligence 10 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a2cbc29f79db4a0be9e97f12aaa79b6edde11e4b992ffd90ec13141938e339a
SHA3-384 hash: 6263d13b86955d3d66b18c0a59a8b66438317d6514b36b7b7261cebab7561b40f052f105ae5f01e54ecadec73542dc56
SHA1 hash: 2bb68c548ec7a0aca34c93501d2c386b6fb8a89d
MD5 hash: 5c3d0827975fc249e73395386ec76385
humanhash: fourteen-arkansas-snake-asparagus
File name:5c3d0827975fc249e73395386ec76385.exe
Download: download sample
Signature Stop
Create hunting rule
File size:886'784 bytes
First seen:2021-05-29 05:55:39 UTC
Last seen:2021-05-29 06:37:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c8e47f7be4ebb5701228fea37e8d0168 (4 x Stop, 2 x ArkeiStealer, 1 x RaccoonStealer)
ssdeep 12288:YjLMGVYnQZN52UET6ndrDi5OQU7gqgFO2r8jsL0th1gQYMfd:rGVY+LxhNyOQCgqgFajq2hyqF
Threatray 200 similar samples on MalwareBazaar
TLSH 4815F130B690C034F4F215BE8979AA6DAD3A7DF3976450CB12D42AEE66316D3AC31703
Reporter abuse_ch
Tags:exe Stop


Avatar
abuse_ch
Stop C2:
http://34.105.230.174/

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://34.105.230.174/ https://threatfox.abuse.ch/ioc/66374/

Intelligence

File Origin
# of uploads :
2
# of downloads :
316
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5c3d0827975fc249e73395386ec76385.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-29 06:23:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7884ee70-92ae-40ca-b234-38a053cba6be

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/163129/
Detection(s):
SecuriteInfo.com.Trojan.GenericKDZ.75538.23742.31051.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Deleting a recently created file
Sending an HTTP GET request
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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.
Result
Threat name:
Djvu Raccoon
Create hunting rule
Detection:
malicious
Classification:
rans.spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/794188
Signature
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
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 many strings related to Crypto-Wallets (likely being stolen)
Found ransom note / readme
Infects executable files (exe, dll, sys, html)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Modifies the hosts file
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Mutes Antivirus updates and installments via hosts file black listing
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes many files with high entropy
Yara detected Djvu Ransomware
Yara detected Raccoon Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 426584 Sample: mb7KHJpIi1.exe Startdate: 29/05/2021 Architecture: WINDOWS Score: 100 108 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->108 110 Multi AV Scanner detection for domain / URL 2->110 112 Found malware configuration 2->112 114 9 other signatures 2->114 12 mb7KHJpIi1.exe 2->12         started        15 mb7KHJpIi1.exe 2->15         started        17 mb7KHJpIi1.exe 2->17         started        19 mb7KHJpIi1.exe 2->19         started        process3 signatures4 142 Detected unpacking (changes PE section rights) 12->142 144 Detected unpacking (overwrites its own PE header) 12->144 146 Contains functionality to inject code into remote processes 12->146 21 mb7KHJpIi1.exe 1 16 12->21         started        148 Writes many files with high entropy 15->148 150 Injects a PE file into a foreign processes 15->150 25 mb7KHJpIi1.exe 15->25         started        27 mb7KHJpIi1.exe 12 17->27         started        29 mb7KHJpIi1.exe 19->29         started        process5 dnsIp6 104 api.2ip.ua 77.123.139.190, 443, 49722, 49723 VOLIA-ASUA Ukraine 21->104 88 C:\Users\user\AppData\...\mb7KHJpIi1.exe, PE32 21->88 dropped 90 C:\Users\...\mb7KHJpIi1.exe:Zone.Identifier, ASCII 21->90 dropped 31 mb7KHJpIi1.exe 21->31         started        34 icacls.exe 21->34         started        106 asvb.top 25->106 92 C:\Users\user\Desktop\mb7KHJpIi1.exe, data 25->92 dropped file7 process8 signatures9 152 Injects a PE file into a foreign processes 31->152 36 mb7KHJpIi1.exe 1 27 31->36         started        process10 dnsIp11 100 asvb.top 35.235.74.220, 49724, 49725, 49726 GOOGLEUS United States 36->100 102 api.2ip.ua 36->102 80 C:\Users\user\AppData\...\updatewin2.exe, PE32 36->80 dropped 82 C:\Users\user\AppData\...\updatewin1.exe, PE32 36->82 dropped 84 C:\Users\user\AppData\Local\...\5.exe, PE32 36->84 dropped 86 187 other files (177 malicious) 36->86 dropped 122 Infects executable files (exe, dll, sys, html) 36->122 124 Modifies existing user documents (likely ransomware behavior) 36->124 41 5.exe 36->41         started        44 updatewin1.exe 2 36->44         started        46 updatewin2.exe 36->46         started        file12 signatures13 process14 file15 126 Detected unpacking (changes PE section rights) 41->126 128 Detected unpacking (overwrites its own PE header) 41->128 130 Writes many files with high entropy 41->130 132 Injects a PE file into a foreign processes 41->132 49 5.exe 41->49         started        134 Suspicious powershell command line found 44->134 136 Bypasses PowerShell execution policy 44->136 54 updatewin1.exe 44->54         started        94 C:\Windows\System32\drivers\etc\hosts, ASCII 46->94 dropped 138 Mutes Antivirus updates and installments via hosts file black listing 46->138 140 Modifies the hosts file 46->140 signatures16 process17 dnsIp18 96 tttttt.me 95.216.186.40, 443, 49735 HETZNER-ASDE Germany 49->96 98 34.105.230.174, 49736, 80 GOOGLEUS United States 49->98 70 C:\Users\user\AppData\...\pY4zE3fX7h.zip, Zip 49->70 dropped 72 C:\Users\user\AppData\...\7orqEwbHXRm.zip, Zip 49->72 dropped 74 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 49->74 dropped 78 58 other files (none is malicious) 49->78 dropped 116 Tries to steal Mail credentials (via file access) 49->116 118 Tries to harvest and steal browser information (history, passwords, etc) 49->118 56 cmd.exe 49->56         started        76 C:\Users\user\AppData\Local\script.ps1, ASCII 54->76 dropped 120 Suspicious powershell command line found 54->120 58 powershell.exe 54->58         started        60 powershell.exe 54->60         started        file19 signatures20 process21 process22 62 conhost.exe 56->62         started        64 timeout.exe 56->64         started        66 conhost.exe 58->66         started        68 conhost.exe 60->68         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a2cbc29f79db4a0be9e97f12aaa79b6edde11e4b992ffd90ec13141938e339a/
Threat name:
Win32.Trojan.Azorult
Create hunting rule
Status:
Malicious
First seen:
2021-05-29 02:43:14 UTC
AV detection:
15 of 46 (32.61%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=riwlykpxtw2kbpu6s7ysvktzw3w54epexgjp7wioyeyude4ogona._file
Verdict:
malicious
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+ 190 additional samples on MalwareBazaar
Result
Malware family:
raccoon
Create hunting rule
Score:
  10/10
Tags:
family:raccoon botnet:1d76a465540f6a904ac9f1310fe3a3824b5b4549 discovery evasion persistence ransomware spyware stealer
Link:
https://tria.ge/reports/210529-wc2yv7t6k2/
Behaviour
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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 local email clients
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Modifies extensions of user files
Deletes Windows Defender Definitions
Raccoon
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/8a2cbc29f79db4a0be9e97f12aaa79b6edde11e4b992ffd90ec13141938e339a

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

File information

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

Web download

Stop

Executable exe 8a2cbc29f79db4a0be9e97f12aaa79b6edde11e4b992ffd90ec13141938e339a

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/163129/
  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download

Comments