Malware Analysis Report

2025-01-02 06:54

Sample ID 220503-za8waaefdk
Target 56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a
SHA256 56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a
Tags
onlylogger loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a

Threat Level: Known bad

The file 56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a was found to be: Known bad.

Malicious Activity Summary

onlylogger loader

OnlyLogger

OnlyLogger Payload

Deletes itself

Checks computer location settings

Enumerates physical storage devices

Program crash

Kills process with taskkill

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-03 20:32

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-03 20:32

Reported

2022-05-03 20:34

Platform

win10v2004-20220414-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe"

Signatures

OnlyLogger

loader onlylogger

OnlyLogger Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe N/A

Enumerates physical storage devices

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe

"C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4628 -ip 4628

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe" /f

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 1072

Network

Country Destination Domain Proto
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
US 8.8.8.8:53 gc-partners.in udp
US 8.8.8.8:53 gc-partners.in udp
US 93.184.220.29:80 tcp
US 93.184.220.29:80 tcp
US 20.189.173.15:443 tcp

Files

memory/4628-130-0x0000000000608000-0x0000000000630000-memory.dmp

memory/4628-131-0x0000000002250000-0x0000000002296000-memory.dmp

memory/4628-132-0x0000000000400000-0x00000000004F5000-memory.dmp

memory/4476-133-0x0000000000000000-mapping.dmp

memory/3400-134-0x0000000000000000-mapping.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-03 20:32

Reported

2022-05-03 20:34

Platform

win7-20220414-en

Max time kernel

42s

Max time network

46s

Command Line

"C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe"

Signatures

OnlyLogger

loader onlylogger

OnlyLogger Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Enumerates physical storage devices

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe

"C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "56ecc45cd6746210c144124536ab5a53a87fe6d190b5df0a5d226960f7e72b1a.exe" /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 gc-partners.in udp

Files

memory/644-54-0x0000000075BF1000-0x0000000075BF3000-memory.dmp

memory/644-56-0x0000000000330000-0x0000000000376000-memory.dmp

memory/644-55-0x000000000061B000-0x0000000000643000-memory.dmp

memory/644-57-0x0000000000400000-0x00000000004F5000-memory.dmp

memory/1192-58-0x0000000000000000-mapping.dmp

memory/1736-59-0x0000000000000000-mapping.dmp