MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b678553dccc556bbb7ee09da6db8ea12ba927146c626752d60781c53b0070b8e. 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 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b678553dccc556bbb7ee09da6db8ea12ba927146c626752d60781c53b0070b8e
SHA3-384 hash: 4130f99620fff0a10b87f4efe6488c5ab2f5a1a52306e39d844465f2f5a1db2632157a8eb3f6d5399441b958af660520
SHA1 hash: aa215dc79296df6b13ecaa62fe5269aad32001e7
MD5 hash: c1d80c83326867144d5f309b2df1ff1e
humanhash: fanta-oregon-oregon-ink
File name:c1d80c83326867144d5f309b2df1ff1e.exe
Download: download sample
Signature Stop
Create hunting rule
File size:830'464 bytes
First seen:2021-05-28 19:47:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3b05d34d03840f4bb25b22d762e92dcb (1 x Stop)
ssdeep 24576:sDj5l9WlZMBbnlWMk/Vsh5JoOfYb6Jts:swMBbl+mh5JDgKG
Threatray 184 similar samples on MalwareBazaar
TLSH A3050150A6B1D030F5F216F5567A9278A4BA7DA1A774D6CF22C516EE0338BE0EC32353
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 :
1
# of downloads :
233
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c1d80c83326867144d5f309b2df1ff1e.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-28 21:00:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5c43e4c5-ef83-4ae7-871b-0d91bb08c65a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/163078/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.46373126.12337.4654.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
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
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/794109
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 dropped file
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 426507 Sample: ImJAto0yTe.exe Startdate: 28/05/2021 Architecture: WINDOWS Score: 100 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 Machine Learning detection for sample 2->60 8 ImJAto0yTe.exe 2->8         started        11 ImJAto0yTe.exe 2->11         started        13 ImJAto0yTe.exe 2->13         started        15 ImJAto0yTe.exe 2->15         started        process3 signatures4 64 Multi AV Scanner detection for dropped file 8->64 66 Detected unpacking (changes PE section rights) 8->66 68 Detected unpacking (overwrites its own PE header) 8->68 72 2 other signatures 8->72 17 ImJAto0yTe.exe 1 19 8->17         started        70 Injects a PE file into a foreign processes 11->70 22 ImJAto0yTe.exe 1 16 11->22         started        24 ImJAto0yTe.exe 12 13->24         started        26 ImJAto0yTe.exe 12 15->26         started        process5 dnsIp6 48 asvb.top 35.235.74.220, 49724, 80 GOOGLEUS United States 17->48 36 C:\_readme.txt, ASCII 17->36 dropped 38 C:\Users\user\Desktop\PALRGUCVEH.mp3, data 17->38 dropped 40 C:\Users\user\Desktop\...\SUAVTZKNFL.pdf, data 17->40 dropped 46 2 other malicious files 17->46 dropped 62 Modifies existing user documents (likely ransomware behavior) 17->62 50 api.2ip.ua 77.123.139.190, 443, 49709, 49718 VOLIA-ASUA Ukraine 22->50 42 C:\Users\user\AppData\...\ImJAto0yTe.exe, PE32 22->42 dropped 44 C:\Users\...\ImJAto0yTe.exe:Zone.Identifier, ASCII 22->44 dropped 28 ImJAto0yTe.exe 22->28         started        31 icacls.exe 22->31         started        file7 signatures8 process9 signatures10 74 Injects a PE file into a foreign processes 28->74 33 ImJAto0yTe.exe 12 28->33         started        process11 dnsIp12 52 api.2ip.ua 33->52
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b678553dccc556bbb7ee09da6db8ea12ba927146c626752d60781c53b0070b8e/
Threat name:
Win32.Infostealer.Racealer
Create hunting rule
Status:
Malicious
First seen:
2021-05-28 07:14:59 UTC
File Type:
PE (Exe)
Extracted files:
17
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wz4fkpomyvllxn7obhng3ohkck5je4kgyythkllapaofhmahboha._file
Verdict:
malicious
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Stop
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e130228c8ed44ad5e8963c25b57e0f5186b6ef4dd00287e3505cb6be51369c82
Stop
+ 174 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/210528-ncnfxdpw1j/
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/b678553dccc556bbb7ee09da6db8ea12ba927146c626752d60781c53b0070b8e

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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:MALWARE_Win_Raccoon
Create hunting rule
Author:ditekSHen
Description:Detects Raccoon/Racealer infostealer
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:win_raccoon_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Web download

Stop

Executable exe b678553dccc556bbb7ee09da6db8ea12ba927146c626752d60781c53b0070b8e

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/163078/
  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download

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