MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3c074948f5e3d2b89f0035bbf7bd74b1a3ec0525dc1496b4463f55ef15f3521. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a3c074948f5e3d2b89f0035bbf7bd74b1a3ec0525dc1496b4463f55ef15f3521
SHA3-384 hash: 4208917a5fac2ff958f68fcd910276631f6b4176a71c6c4333fc7337f8d2e836de91d5e4d81eceed5f0c06622eea0fe1
SHA1 hash: 1336143f18b91007601b488a281470e3e031af04
MD5 hash: 001841a84c6055b44bbafb3be385c8f6
humanhash: fillet-lima-arizona-early
File name:a3c074948f5e3d2b89f0035bbf7bd74b1a3ec0525dc1496b4463f55ef15f3521
Download: download sample
Signature Stop
Create hunting rule
File size:742'912 bytes
First seen:2020-11-10 11:19:10 UTC
Last seen:2024-07-24 19:52:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 6b98007f9e65fae8c18c28b2a75f232c (6 x ArkeiStealer, 2 x Stop)
ssdeep 12288:3nldfKOWxLQNKXx1LMO2ejHU6Fh+LRAgED8Z6fbDd0u2n2qPaBiJUUeV5S:32OWxLlrLMO2sHU6bACgED84fbDa/nEa
Threatray 21 similar samples on MalwareBazaar
TLSH 20F4121130C1C0B2D64702F78418DB654BB7B83666262A9F3F9B39FD9E24AE28F51709
Reporter seifreed
Tags:Stop

Intelligence

File Origin
# of uploads :
2
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Packed.Generickdz-9785960-0
Create hunting rule

Win.Dropper.Tofsee-9786152-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Deleting a recently created file
Creating a window
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/529707
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found ransom note / readme
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
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a3c074948f5e3d2b89f0035bbf7bd74b1a3ec0525dc1496b4463f55ef15f3521/
Threat name:
Win32.Trojan.MintTitirez
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 11:22:58 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
12750a545215e41d452a16e1c451f0e0682a5330078813313b67cd09499ac674
Stop
20ebe8ff1da6f2023a43b3e3cbe14479961699f9dec0324f72070fa2b275eaae
Stop
22ed8ba56c9a195d2f2b50133b9ba06e6cc0705fd3003cd76c2717547443f3d4
Stop
496b5885ff8f521c91ca037338e188ea0374bf86816d0c804d3010fd2f5fec38
Stop
5fba5879d38cea0fd0f956b583c7b5ecd0105928d26315935d4f7a8f9797d885
Stop
6ed8e078433a7e7938f2084f83a640d707708ac99a246b31736bd22327664668
Stop
99ee06f5fb4f0aa90678d6a6405d2d01138bcd128c6d2aabecda07c110361ba2
Stop
aa8c5d42026ac9a483f1984f762441d7f5805ef914819b473f9e15353995cc99
Stop
e81e9dfe89a98449992b1ca9e4acb9905b606dc3de186b9de94241bde3b230be
Stop
e8bcd430d48c430ced6992340cbce21ffc1a4d8cc60e6255b76870d33a5ea6b9
Stop
+ 11 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/201110-ecv1276kja/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Adds Run key to start application
Looks up external IP address via web service
Modifies file permissions
Unpacked files
SH256 hash:
a3c074948f5e3d2b89f0035bbf7bd74b1a3ec0525dc1496b4463f55ef15f3521
MD5 hash:
001841a84c6055b44bbafb3be385c8f6
SHA1 hash:
1336143f18b91007601b488a281470e3e031af04
Link:
https://www.unpac.me/results/bb2333b4-d442-41a3-a5af-cc3d78f3e54a/
SH256 hash:
8eaea7ad10f3f482a5a0910b9086d012498d762c406e9061d9c5f45f04fc4c49
MD5 hash:
cf2f873439e8edcff8024916aa2af3ea
SHA1 hash:
69a30b933c51f5d72b639f01dd48bb2380cc0927
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/bb2333b4-d442-41a3-a5af-cc3d78f3e54a/
Parent samples :
412c4b0ef5dd5bdbe35efcbaaa89c804c36565c6aaf51bf37818aece5f47c326
f90deacedb2274ca6cd60b1699c6ff5aba30b4d3e8a45a1999cde019050fc653
a3c074948f5e3d2b89f0035bbf7bd74b1a3ec0525dc1496b4463f55ef15f3521
5bf1d3cc2e187ff1dec1c4291b09869c8ac02712ea26c25d22674c14174d7b81
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
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.

  
Delivery method
Other

Comments