MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b9d6bf45d5a7fefc79dd567d836474167d97988fc77179a2c7a57f29944550ba. 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

SystemBC

Vendor detections: 11

Intelligence 11 IOCs 1 YARA 7 File information Comments

SHA256 hash:	b9d6bf45d5a7fefc79dd567d836474167d97988fc77179a2c7a57f29944550ba
SHA3-384 hash:	7ab7d32571403ae012e518af19bc381ab0dcecdeed23eba910f4a823eac68633b7035e9bf3aa4e24f760eeb8e7eaa710
SHA1 hash:	34b08487904fd2e3254bcb2e68690fde56f13ef6
MD5 hash:	b54a0b8ea3c6ab313ce7ee4dc1128fd9
humanhash:	uncle-artist-mockingbird-avocado
File name:	b54a0b8ea3c6ab313ce7ee4dc1128fd9.exe
Download:	download sample
Signature	SystemBC Create hunting rule
File size:	13'824 bytes
First seen:	2022-02-10 02:21:08 UTC
Last seen:	2022-04-20 06:48:47 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	801793b2be29822524e8824fc3c47535 (31 x SystemBC)
ssdeep	192:C2WjQTbZ1eBppvfj/j2+cPM3P+Q/tCvwSw3uM76V9bhHOkrUNW:C2jTbZ0pj/vcqP+ctCYSw3GV9bhrUN
Threatray	121 similar samples on MalwareBazaar
TLSH	T18852F8D735218D65C016C6B03EAFA720C4BE6175153A9039EFE00E28773EA63DB2271A
Reporter	abuse_ch
Tags:	exe SystemBC

abuse_ch

SystemBC C2:
5.183.95.197:4210

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
5.183.95.197:4210	https://threatfox.abuse.ch/ioc/384831/

Intelligence

File Origin

# of uploads :

# of downloads :

218

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

SystemBC.zip

Verdict:

Malicious activity

Analysis date:

2022-02-10 03:07:03 UTC

Tags:

rat systembc

Link:

https://app.any.run/tasks/e2bf6e76-332d-4da6-9be1-f93ddf1c7d0a

Note:

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

Detection(s):

Win.Malware.Doina-9878360-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Creating a window

Creating a file

DNS request

Sending a custom TCP request

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

greyware shell32.dll systembc threat wacatac

Link:

https://www.filescan.io/uploads/620476cd942573cad44ddc34/reports/86efe3f0-33e5-4150-9d64-d46089860e20/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:

SystemBC

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/0efa3bca-5399-4e83-a0a8-472d5cb72f28

Result

Threat name:

SystemBC

Detection:

malicious

Classification:

troj

Score:

96 / 100

Link:

https://www.joesandbox.com/analysis/937556

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Found malware configuration

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Yara detected SystemBC

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b9d6bf45d5a7fefc79dd567d836474167d97988fc77179a2c7a57f29944550ba/

Threat name:

Win32.Backdoor.Coroxy

Status:

Malicious

First seen:

2022-02-07 12:58:36 UTC

File Type:

PE (Exe)

AV detection:

33 of 43 (76.74%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=xhll6rovu77py6o5kz6ygzducz6zpgepy5yxtiwhuv7stfcfkc5a._file

Verdict:

malicious

Result

Malware family:

systembc

Score:

10/10

Tags:

family:systembc

Link:

https://tria.ge/reports/220210-ctkw8scdgj/

Behaviour

Checks processor information in registry

Modifies data under HKEY_USERS

Suspicious use of WriteProcessMemory

Drops file in Windows directory

Malware Config

C2 Extraction:

5.183.95.197:4210
192.169.6.197:4210

Unpacked files

SH256 hash:

b9d6bf45d5a7fefc79dd567d836474167d97988fc77179a2c7a57f29944550ba

MD5 hash:

b54a0b8ea3c6ab313ce7ee4dc1128fd9

SHA1 hash:

34b08487904fd2e3254bcb2e68690fde56f13ef6

Link:

https://www.unpac.me/results/fbd2fb9b-4367-473f-b46f-c80a7e5ed7d5/

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_EXEPWSH_DLAgent Create hunting rule
Author:	ditekSHen
Description:	Detects SystemBC

Rule name:	Start2_net_bin Create hunting rule
Author:	James_inthe_box
Description:	SystemBC
Reference:	7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e

Rule name:	Start2_overlap_bin Create hunting rule
Author:	James_inthe_box
Description:	SystemBC
Reference:	7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e

Rule name:	Start2__bin Create hunting rule
Author:	James_inthe_box
Description:	SystemBC
Reference:	7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e

Rule name:	SystemBC_Config Create hunting rule
Author:	@bartblaze
Description:	Identifies SystemBC RAT, decrypted config.

Rule name:	SystemBC_Socks Create hunting rule
Author:	@bartblaze
Description:	Identifies SystemBC RAT, Socks proxy version.

Rule name:	win_systembc_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.systembc.

File information

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

No further information available

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