MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8c4e0531d28c260bf642f8dae04024cb6f5ea92ab7291d30e8b61f3c9859777. 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

Fabookie

Vendor detections: 6

Intelligence 6 IOCs YARA 1 File information Comments 1

SHA256 hash:	a8c4e0531d28c260bf642f8dae04024cb6f5ea92ab7291d30e8b61f3c9859777
SHA3-384 hash:	dae3f3437b5b23b02bf715a1afdcc99b034d13a733646f1d55fd140c65f95fe0494fb344b0133861ef6b01d6e1d62562
SHA1 hash:	025d5cb9aefdb91b113751072ed19ecb6945d49b
MD5 hash:	23a0de6577e1650d5b135c22971bd846
humanhash:	fix-nitrogen-nuts-robin
File name:	23a0de6577e1650d5b135c22971bd846
Download:	download sample
Signature	Fabookie Create hunting rule
File size:	3'673'600 bytes
First seen:	2022-05-19 13:50:43 UTC
Last seen:	2022-05-19 15:07:31 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	bb46f1abb2c1ede95f964a725f9d1284 (123 x Fabookie)
ssdeep	98304:84Dhv44RtQvK1xvuiW66Vdu4LUxn6pr3vNPwyxNKV3bdUj:8MFgyvPW6Iduka6p7vNV
Threatray	93 similar samples on MalwareBazaar
TLSH	T1E90602FE2158372CC01FC8349433ED15B2F5662E06E9D9A97DCBBAC03B6B855E642B05
TrID	45.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 18.3% (.EXE) OS/2 Executable (generic) (2029/13) 18.0% (.EXE) Generic Win/DOS Executable (2002/3) 18.0% (.EXE) DOS Executable Generic (2000/1)
Reporter	zbetcheckin
Tags:	exe Fabookie

Intelligence

File Origin

# of uploads :

# of downloads :

237

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

23a0de6577e1650d5b135c22971bd846

Verdict:

No threats detected

Analysis date:

2022-05-19 23:56:55 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/66a9b5e5-7d94-40ea-9645-0cbd185d8141

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/272584/

Detection(s):

SecuriteInfo.com.Suspicious.Win32.Save.a.22758.32274.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

DNS request

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/18899/overview

Behaviour

MalwareBazaar

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/62864b51ff102f271239e433/reports/14d5b015-e3c8-4e87-b33f-dff3ffd2cbf4/overview

Result

Verdict:

SUSPICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/15236fda-5404-4feb-91c4-fd693dfaa306

Result

Threat name:

Unknown

Detection:

malicious

Classification:

troj.evad

Score:

64 / 100

Link:

https://www.joesandbox.com/analysis/997730

Signature

Detected VMProtect packer

Machine Learning detection for sample

May check the online IP address of the machine

Multi AV Scanner detection for submitted file

Tries to detect virtualization through RDTSC time measurements

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a8c4e0531d28c260bf642f8dae04024cb6f5ea92ab7291d30e8b61f3c9859777/

Threat name:

Win64.Trojan.Caynamer

Status:

Malicious

First seen:

2022-05-18 17:37:30 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

19 of 26 (73.08%)

Threat level:

5/5

Verdict:

unknown

Result

Malware family:

n/a

Score:

8/10

Tags:

vmprotect

Link:

https://tria.ge/reports/220519-q5s9msbaem/

Behaviour

Suspicious use of WriteProcessMemory

Program crash

Looks up external IP address via web service

VMProtect packed file

Unpacked files

SH256 hash:

a8c4e0531d28c260bf642f8dae04024cb6f5ea92ab7291d30e8b61f3c9859777

MD5 hash:

23a0de6577e1650d5b135c22971bd846

SHA1 hash:

025d5cb9aefdb91b113751072ed19ecb6945d49b

Link:

https://www.unpac.me/results/de8d895f-c3c0-4d48-96a9-81be73db8717/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/a8c4e0531d28c260bf642f8dae04024cb6f5ea92ab7291d30e8b61f3c9859777

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.