MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3135a9b5ffcd2f7abe4d9ad51a3deb7a4c7493e6a9e24a54820894c8b7ed500. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f3135a9b5ffcd2f7abe4d9ad51a3deb7a4c7493e6a9e24a54820894c8b7ed500
SHA3-384 hash: 008fcc2bd15a9aa67b2bae633c501af5e7801c45deb0bab46118bf57b6e479444d89bde91ca6667f5e17ac83271a87c7
SHA1 hash: e9888bc33643f968da40ba040769dedc5144414b
MD5 hash: 40daf897446b2c540d0fd8821b4b11a7
humanhash: oregon-nuts-idaho-mississippi
File name:40daf897446b2c540d0fd8821b4b11a7.exe
Download: download sample
Signature Stop
Create hunting rule
File size:854'528 bytes
First seen:2021-06-14 08:16:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f3b31e907320cadf5820c6eb76eca851 (3 x Stop, 2 x RedLineStealer, 1 x TeamBot)
ssdeep 12288:kBt3GMoAOLmUNfVcE/B7tHcclybzLgLJuEhILOCV5SiE+2y4O8jp1q1ydI1zI:kBt2pAOTcE/Phl+uuiNISRHy4Jpg1
TLSH 170502006690C0B4F4FB16F5697ADFB996BA3D70A76864DF12D51BEA13386E0AC30317
Reporter abuse_ch
Tags:exe Stop

Intelligence

File Origin
# of uploads :
1
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
40daf897446b2c540d0fd8821b4b11a7.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-14 08:42:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e5a1ae24-70e1-4b7c-a216-f5b9349c561a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Dropper.Raccoon-9871234-0
Create hunting rule

Win.Malware.Generic-9871244-0
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
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
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:
STOP Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/56576e61-2f06-4804-a1d4-ce5dff6de63f
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/801678
Signature
Contains functionality to inject code into remote processes
Detected unpacking (overwrites its own PE header)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f3135a9b5ffcd2f7abe4d9ad51a3deb7a4c7493e6a9e24a54820894c8b7ed500/
Threat name:
Win32.Ransomware.Stop
Create hunting rule
Status:
Malicious
First seen:
2021-06-13 00:48:29 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/210614-mqh26yrmrj/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Modifies file permissions
Unpacked files
SH256 hash:
610a9ccab548e4fef1498437df5556fa543ee902fe40f7cb51f2466f01329c9a
MD5 hash:
c742d4c78ac8a510a93c954780aad22e
SHA1 hash:
83d9ae615b44f990eed75adbc09f0f3f3d89d61b
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/9d113ee8-7bfe-4124-ad09-93ff8d0dbaaf/
Parent samples :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 hash:
f3135a9b5ffcd2f7abe4d9ad51a3deb7a4c7493e6a9e24a54820894c8b7ed500
MD5 hash:
40daf897446b2c540d0fd8821b4b11a7
SHA1 hash:
e9888bc33643f968da40ba040769dedc5144414b
Link:
https://www.unpac.me/results/9d113ee8-7bfe-4124-ad09-93ff8d0dbaaf/
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/f3135a9b5ffcd2f7abe4d9ad51a3deb7a4c7493e6a9e24a54820894c8b7ed500

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 f3135a9b5ffcd2f7abe4d9ad51a3deb7a4c7493e6a9e24a54820894c8b7ed500

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download

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