MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907. 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


Conti


Vendor detections: 14


Intelligence 14 IOCs YARA 2 File information Comments
Add tag Delete this sample Report a False Positive

SHA256 hash: 7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907
SHA3-384 hash: cb4e638882bdb20ee07126ac850a925f18497faf1b4c516a259f9abb9fc55e86f8ddc8d15bfb6a8bf966c50d466f4593
SHA1 hash: dac28369f5a4436b2556f9b4f875e78d5c233edb
MD5 hash: f746ea39c0c5ff9d0a1f2d250170ad80
humanhash: mango-don-vermont-twenty
File name:7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907
Download: download sample
Signature Conti
Create hunting rule
File size:179'712 bytes
First seen:2022-04-11 15:53:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f5346a7d2508fd5976d3449f3afc971d (2 x Conti)
ssdeep 3072:QQKp8PavONh7mJ1XGK68AL8BBW8MpYZEmn4kIVw5tBdGuUjuXssPMSwxfFcyyNZR:B+DmTfK68AKW8uYHBZ5Qeshd0m/Y
Threatray 4 similar samples on MalwareBazaar
TLSH T1B0045B05B20E5379F16B687426E9697256A8EC34539F88FBB7C28B5415309E23230FB7
Reporter @BushidoToken
Tags:conti exe NB65 Ransomware


Twitter
@BushidoToken
Network Battalion 65's modified Conti ransomware executable with ".NB65" extension

Intelligence

File Origin
# of uploads :
1
# of downloads :
397
Origin country :
GB GB
Mail intelligence
No data
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907
Verdict:
Suspicious activity
Analysis date:
2022-04-11 06:59:11 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c7a099f4-fd5e-4390-9a06-f6a82df3c90f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Conti
Create hunting rule
Link:
https://www.capesandbox.com/analysis/262740/
Detection(s):
Win.Ransomware.Conti-9808002-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Launching a service
Creating a file
Creating a file in the Program Files directory
Creating a file in the Program Files subdirectories
Changing a file
Moving a file to the Program Files directory
Moving a file to the Program Files subdirectory
Modifying an executable file
Creating a file in the %AppData% directory
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Stealing user critical data
Encrypting user's files
Enabling autorun by creating a file
Forced shutdown of a browser
Infecting executable files
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/13492/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cerbu conti expand.exe filecoder greyware ransomware virus
Link:
https://www.filescan.io/uploads/62544f00d149c40acb254a52/reports/69aadb40-db53-4641-bbd8-b4aca9c25273/overview
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:
Conti
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/135e29c5-c956-4452-bf6b-182890859db8
Result
Threat name:
Unknown
Detection:
malicious
Classification:
rans.spre.expl
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/972942
Signature
Antivirus / Scanner detection for submitted sample
Connects to many different private IPs (likely to spread or exploit)
Connects to many different private IPs via SMB (likely to spread or exploit)
Infects executable files (exe, dll, sys, html)
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Writes many files with high entropy
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907/
Threat name:
Win32.Ransomware.Conti
Create hunting rule
Status:
Malicious
First seen:
2022-04-07 21:31:00 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
33 of 42 (78.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://www.spamhaus.org/query/hash/p5w33h5azn52esdumtecjnwx4fvm5hkm2fpeiuw7jsnj7vv5dedq._file
Verdict:
malicious
Similar samples:
0a7e7f12d79130da067fd39ede7ff4dc3dc6665d88f5278745074d77132312bf
Conti
1b8081bae0e493d098b8756b1e7c4b19715a78946cf227f2c27f9311e6718420
Conti
5d8a701110d58ab7c1aa8bae6bc9d5358b8cd508115891320e6af6c68f3bbd74
Conti
fdadaa29cddfdc73c668258fea6614be64a933dcfa19072a6342024985a0a68b
Conti
Result
Malware family:
n/a
Score:
  10/10
Tags:
ransomware spyware stealer
Link:
https://tria.ge/reports/220411-tb7fysahe5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Drops desktop.ini file(s)
Drops startup file
Reads user/profile data of web browsers
Modifies extensions of user files
Unpacked files
SH256 hash:
7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907
MD5 hash:
f746ea39c0c5ff9d0a1f2d250170ad80
SHA1 hash:
dac28369f5a4436b2556f9b4f875e78d5c233edb
Link:
https://www.unpac.me/results/ae8398b5-2c91-4049-9082-602a58dc5c6d/
AV coverage:
75.36%
AV detections:
52 / 69
Link:
https://www.virustotal.com/gui/file/7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907/detection/f-7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907-1649693805
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7f6dbd9fa0cb7ba2487464c824b6d7e16ace9d4cd15e4452df4c9a9fd6bd1907

YARA Signatures

MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

Rule name:Conti
Create hunting rule
Author:kevoreilly
Description:Conti Ransomware
Rule name:win_conti_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.conti.

File information

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

  
Link
https://www.bleepingcomputer.com/news/security/hackers-use-contis-leaked-ransomware-to-attack-russian-companies/
Cape
Cape
https://www.capesandbox.com/analysis/262740/

Comments