MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 29353ce90fac8e4ea7ca1f626680d528f05f550c7cc431bff64e874784fbf5a0. 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


CobaltStrike


Vendor detections: 13


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 29353ce90fac8e4ea7ca1f626680d528f05f550c7cc431bff64e874784fbf5a0
SHA3-384 hash: da57dc9a7934bd5937a0b0db00c26ead33a456d8ff740289296f4d5f5a929276248cc7e1453f787e9be4f67dcd200eba
SHA1 hash: f53a202ca87a2c8c1a6adbacdf648e56e0fb0e83
MD5 hash: b99b51d4a00232570cd8fe3c800f7aca
humanhash: oxygen-asparagus-saturn-gee
File name:B21.exe
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:104'448 bytes
First seen:2023-05-20 14:52:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e9f9ce2539e72b0e17d5607ef2ac36ab (1 x CobaltStrike)
ssdeep 3072:azddufO36qP+r0HkdJdFbUXaP/mEqXPZUrp:ut3tP+rQ9qp
Threatray 8 similar samples on MalwareBazaar
TLSH T119A3081AF3A320FDC15AC17596D792B3EA72BC201124AFAE4394EA752F94D907F2D710
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10523/12/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter JaffaCakes118
Tags:Cobalt Strike

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
cobaltstrike
Create hunting rule
ID:
1
File name:
B21.exe
Verdict:
Malicious activity
Analysis date:
2023-05-20 15:27:53 UTC
Tags:
cobaltstrike
Link:
https://app.any.run/tasks/e20c5ecd-81bd-4579-91d9-66f3c99c8c56

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.GenericKDZ.91245.3289.32492.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending an HTTP GET request
Launching the default Windows debugger (dwwin.exe)
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/86056/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/6468decf63f1e08c2c3702ff/reports/7fb4a0ae-5639-471b-8db5-6cef0b3cfa4f/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/29353ce90fac8e4ea7ca1f626680d528f05f550c7cc431bff64e874784fbf5a0
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/02ee22c6-1836-4e3d-9d2f-e740b8e82d66
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1238028
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Uses known network protocols on non-standard ports
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/29353ce90fac8e4ea7ca1f626680d528f05f550c7cc431bff64e874784fbf5a0/
Threat name:
Win64.Backdoor.CobaltStrikeBeacon
Create hunting rule
Status:
Malicious
First seen:
2023-05-20 11:13:57 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fe2tz2ipvshe5j6kd5rgnagvfdyf6vimptcddp7wj2dupbh36wqa._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
35e5460c102ca2f996d61d70d6bb06fb87014f7d2beccf35f3812ea534acd9d5
CobaltStrike
3f1b98bccdfaef50f63b9752a50859e13c84f92821e38b3403399a9b11cbeed2
CobaltStrike
555e3cf6a90d8bdb8fb1a5cf8dfb9357df47e6b4c23f0c6726ea8ded50238bc6
CobaltStrike
d7b87b5f38edf515e63daf8e9d59fb3257c6dbb63d6f4b035e9bb94ca782346b
CobaltStrike
fbf207e26ad004abf2ba23ac30ae3658fb9d68965f2eba9407407f7e04b16a6c
CobaltStrike
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike backdoor trojan
Link:
https://tria.ge/reports/230520-r9a5asch47/
Behaviour
Program crash
Cobaltstrike
Malware Config
C2 Extraction:
http://120.48.100.52:8888/VmWC
Unpacked files
SH256 hash:
29353ce90fac8e4ea7ca1f626680d528f05f550c7cc431bff64e874784fbf5a0
MD5 hash:
b99b51d4a00232570cd8fe3c800f7aca
SHA1 hash:
f53a202ca87a2c8c1a6adbacdf648e56e0fb0e83
Link:
https://www.unpac.me/results/2b5a88b7-66e3-42f1-a75c-3a42feb1a754/
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/29353ce90fac8e4ea7ca1f626680d528f05f550c7cc431bff64e874784fbf5a0

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:CAS_Malware_Hunting
Create hunting rule
Author:Michael Reinprecht
Description:DEMO CAS YARA Rules for sample2.exe

File information

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

Comments