MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4cb30ba80bddfb782f7272133351681a964094ca073240db283be0107182aa30. 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: 12


Intelligence 12 IOCs 1 YARA 2 File information Comments

SHA256 hash: 4cb30ba80bddfb782f7272133351681a964094ca073240db283be0107182aa30
SHA3-384 hash: bd57c6b7a2f5d8d527d5f0996e306ab95f5b56f969dd0756226861f26d6d58d49075eb06375ffbd4f3573cb761321f6d
SHA1 hash: 49ca9c5d65a7d8caf36117691f834354c9dabf7f
MD5 hash: d0b936719b4f0dd538e3f2f425019d2e
humanhash: arkansas-connecticut-chicken-mike
File name:d0b936719b4f0dd538e3f2f425019d2e.exe
Download: download sample
Signature Stop
File size:852'480 bytes
First seen:2021-06-08 07:08:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7931792d32fb2f9c9af84351699ef4f6 (5 x Stop)
ssdeep 12288:qeJXnDJjeFZvQ71XqIpTGfPswDfMa7+HrgM0oQ8JgxY9L6bPBCVvE:qqdjeWDTGf/4LgrobgxYg9Qs
Threatray 263 similar samples on MalwareBazaar
TLSH B605F100BB90C034F5F352F54ABA91AD953ABDA16B2851CF52C52BEF1B399E0AC30757
Reporter abuse_ch
Tags:exe Stop


Avatar
abuse_ch
Stop C2:
http://185.99.133.218/

Indicators Of Compromise (IOCs)


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

IOCThreatFox Reference
http://185.99.133.218/ https://threatfox.abuse.ch/ioc/67932/

Intelligence


File Origin
# of uploads :
1
# of downloads :
181
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d0b936719b4f0dd538e3f2f425019d2e.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-08 08:17:19 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
DNS request
Launching a process
Creating a process with a hidden window
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:
Detection:
malicious
Classification:
rans.evad
Score:
80 / 100
Signature
Contains functionality to inject code into remote processes
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 431006 Sample: HmLnIGuO4r.exe Startdate: 08/06/2021 Architecture: WINDOWS Score: 80 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected Djvu Ransomware 2->45 47 Machine Learning detection for sample 2->47 8 HmLnIGuO4r.exe 2->8         started        11 HmLnIGuO4r.exe 2->11         started        13 HmLnIGuO4r.exe 2->13         started        15 HmLnIGuO4r.exe 2->15         started        process3 signatures4 49 Contains functionality to inject code into remote processes 8->49 51 Injects a PE file into a foreign processes 8->51 17 HmLnIGuO4r.exe 1 16 8->17         started        53 Multi AV Scanner detection for dropped file 11->53 55 Machine Learning detection for dropped file 11->55 21 HmLnIGuO4r.exe 12 11->21         started        23 HmLnIGuO4r.exe 12 13->23         started        25 HmLnIGuO4r.exe 12 15->25         started        process5 dnsIp6 41 api.2ip.ua 77.123.139.190, 443, 49696, 49699 VOLIA-ASUA Ukraine 17->41 35 C:\Users\user\AppData\...\HmLnIGuO4r.exe, PE32 17->35 dropped 37 C:\Users\...\HmLnIGuO4r.exe:Zone.Identifier, ASCII 17->37 dropped 27 HmLnIGuO4r.exe 17->27         started        30 icacls.exe 17->30         started        file7 process8 signatures9 57 Injects a PE file into a foreign processes 27->57 32 HmLnIGuO4r.exe 12 27->32         started        process10 dnsIp11 39 api.2ip.ua 32->39
Threat name:
Win32.Infostealer.Convagent
Status:
Malicious
First seen:
2021-06-03 08:01:14 UTC
File Type:
PE (Exe)
Extracted files:
18
AV detection:
33 of 46 (71.74%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu family:vidar discovery evasion persistence ransomware spyware stealer
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
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 web browsers
Disables Task Manager via registry modification
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Deletes Windows Defender Definitions
Djvu Ransomware
Vidar
Unpacked files
SH256 hash:
41e56b8b94805135b173db7320c41de1ee40d5ae3916ae6ca5e97bdf3a933daa
MD5 hash:
c7a3e9c8a8d0f7597ce60fb5fdf50eb5
SHA1 hash:
24f034d6535e4027b11f056609129742b8e846e9
Detections:
win_stop_auto
SH256 hash:
4cb30ba80bddfb782f7272133351681a964094ca073240db283be0107182aa30
MD5 hash:
d0b936719b4f0dd538e3f2f425019d2e
SHA1 hash:
49ca9c5d65a7d8caf36117691f834354c9dabf7f
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:SUSP_XORed_URL_in_EXE
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 4cb30ba80bddfb782f7272133351681a964094ca073240db283be0107182aa30

(this sample)

  
Delivery method
Distributed via web download

Comments