Malware Analysis Report

2025-01-02 06:54

Sample ID 220508-g4aw8shcc6
Target fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7
SHA256 fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7
Tags
onlylogger loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7

Threat Level: Known bad

The file fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7 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

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Kills process with taskkill

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-08 06:21

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-08 06:21

Reported

2022-05-08 08:33

Platform

win7-20220414-en

Max time kernel

38s

Max time network

48s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.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\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe

"C:\Users\Admin\AppData\Local\Temp\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe" /f

Network

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

Files

memory/1748-54-0x0000000001048000-0x0000000001070000-memory.dmp

memory/1748-55-0x0000000075B61000-0x0000000075B63000-memory.dmp

memory/1748-57-0x00000000002C0000-0x0000000000306000-memory.dmp

memory/1748-56-0x0000000001048000-0x0000000001070000-memory.dmp

memory/1748-58-0x0000000000400000-0x0000000000F96000-memory.dmp

memory/1404-59-0x0000000000000000-mapping.dmp

memory/1828-60-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-08 06:21

Reported

2022-05-08 08:35

Platform

win10v2004-20220414-en

Max time kernel

188s

Max time network

243s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.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-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.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\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe

"C:\Users\Admin\AppData\Local\Temp\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "fb967b582dc38a1ba32d719beef322ffc90d82fd529b9fe280e8bfdaf2058de7.exe" /f

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3472 -ip 3472

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3472 -s 1276

Network

Country Destination Domain Proto
US 185.199.108.133:443 tcp
US 185.199.108.133:443 tcp
US 185.199.111.154:443 tcp
US 185.199.111.154:443 tcp
NL 104.97.14.81:80 tcp
IE 20.54.110.249:443 tcp
US 52.168.117.170:443 tcp
NL 104.110.191.133:80 tcp
US 204.79.197.203:80 tcp
FR 2.18.109.224:443 tcp
US 8.8.8.8:53 gc-partners.in udp
US 8.8.8.8:53 storesdk.dsx.mp.microsoft.com udp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp

Files

memory/3472-130-0x0000000001153000-0x000000000117B000-memory.dmp

memory/3472-131-0x0000000000FA0000-0x0000000000FE6000-memory.dmp

memory/3472-132-0x0000000000400000-0x0000000000F96000-memory.dmp

memory/2132-133-0x0000000000000000-mapping.dmp

memory/2096-134-0x0000000000000000-mapping.dmp