MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ea1fbacd9ffda16764f24885e617ef5a7398917aed09bb494e2965ff33999db9. 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

Cobalt Strike

Vendor detections: 12

Intelligence 12 IOCs YARA 4 File information Comments

SHA256 hash:	ea1fbacd9ffda16764f24885e617ef5a7398917aed09bb494e2965ff33999db9
SHA3-384 hash:	cae864b132252b8fe1a57f0c5a5ea315c2f8545952118347ffa72272faa6d23a3543c493896a9e209bc91e9a512c32b3
SHA1 hash:	8013adba86a3d6116470d364a5fc226b3a174d74
MD5 hash:	dc3057afa994be72fc9b1dba3c74feb8
humanhash:	chicken-carbon-black-kitten
File name:	SecuriteInfo.com.Win64.MalwareX-gen.14581.10583
Download:	download sample
Signature	Cobalt Strike Create hunting rule
File size:	75'778 bytes
First seen:	2024-09-19 16:19:45 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	e88f56e3614446e3e1410c82ae9fdc91 (1 x Cobalt Strike)
ssdeep	768:0dzuv4AJ+FtWh6cVR4U573ZNGJlwTcVV6ZTDu9dybeyVta7NQNGg1Hb/:uCv4AJEsRbAJlwTcVV6ZTDpfYNQNGyb/
TLSH	T145735ED47AD45CD6EA10923C51EAD2362A3CF6D0CA834B0B2A3077361E13BD56ED616E
TrID	44.4% (.EXE) Win64 Executable (generic) (10523/12/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
Reporter	SecuriteInfoCom
Tags:	Cobalt Strike exe

Intelligence

File Origin

# of uploads :

# of downloads :

415

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

SecuriteInfo.com.Win64.MalwareX-gen.14581.10583

Verdict:

Malicious activity

Analysis date:

2024-09-19 16:25:32 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/8a49fc95-df70-4b5f-992a-acc15f4260a4

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Win64.MalwareX-gen.14581.10583.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66ec4f3677496a3b0d6ef6c8

Tags:

Banker Encryption Network Stealth Generickd

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-debug overlay zeus

Link:

https://www.filescan.io/uploads/66ec4f373c9389b729b9dd9f/reports/5d146c0b-a719-4069-ac41-24fa970e6404/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/ea1fbacd9ffda16764f24885e617ef5a7398917aed09bb494e2965ff33999db9

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/ebe8cee4-1302-4530-a438-04d931dd452f

Result

Threat name:

CobaltStrike

Detection:

malicious

Classification:

troj

Score:

72 / 100

Link:

https://www.joesandbox.com/analysis/1514027

Signature

AI detected suspicious sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Uses known network protocols on non-standard ports

Yara detected CobaltStrike

Behaviour

Behavior Graph:

Download SVG

Score:

90%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/ea1fbacd9ffda16764f24885e617ef5a7398917aed09bb494e2965ff33999db9

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/ea1fbacd9ffda16764f24885e617ef5a7398917aed09bb494e2965ff33999db9/

Threat name:

Win64.Infostealer.Zeus

Status:

Malicious

First seen:

2024-08-30 11:47:09 UTC

File Type:

PE+ (Exe)

AV detection:

17 of 38 (44.74%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=5ip3vtm77wqwozhsjcc6mf7pljzzrel25ue3wskoffs76m4ztw4q._file

Verdict:

malicious

Label(s):

cobaltstrike

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/240919-ts35vsycpl/

Behaviour

Suspicious use of WriteProcessMemory

Malware Family:

n/a

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/e471599a-2102-47d8-9a4b-0368e1216b02

Unpacked files

SH256 hash:

ea1fbacd9ffda16764f24885e617ef5a7398917aed09bb494e2965ff33999db9

MD5 hash:

dc3057afa994be72fc9b1dba3c74feb8

SHA1 hash:

8013adba86a3d6116470d364a5fc226b3a174d74

Link:

https://www.unpac.me/results/4d71db66-2410-4212-9996-38e377a3d5bb/

Malware family:

CobaltStrike

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/ea1fbacd9ffd/report/overview.html

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:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	pe_detect_tls_callbacks Create hunting rule

File information

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

Web download

Cobalt Strike

exe ea1fbacd9ffda16764f24885e617ef5a7398917aed09bb494e2965ff33999db9

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3181049/

Delivery method

Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (GUARD_CF)	high

Reviews

ID	Capabilities	Evidence
WIN_SOCK_API	Uses Network to send and receive data	WS2_32.dll::closesocket WS2_32.dll::connect WS2_32.dll::htons WS2_32.dll::inet_addr WS2_32.dll::recv WS2_32.dll::send

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