Malware Analysis Report

2025-01-02 06:52

Sample ID 220502-sp1pwsgaa9
Target cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424
SHA256 cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424
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

cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424

Threat Level: Known bad

The file cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424 was found to be: Known bad.

Malicious Activity Summary

onlylogger loader

OnlyLogger

OnlyLogger Payload

Deletes itself

Enumerates physical storage devices

Program crash

Kills process with taskkill

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-02 15:18

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-02 15:18

Reported

2022-05-02 16:05

Platform

win7-20220414-en

Max time kernel

83s

Max time network

58s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.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\cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.exe

"C:\Users\Admin\AppData\Local\Temp\cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.exe" /f

Network

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

Files

memory/912-54-0x0000000075711000-0x0000000075713000-memory.dmp

memory/912-55-0x0000000000A0B000-0x0000000000A33000-memory.dmp

memory/912-56-0x0000000000220000-0x0000000000266000-memory.dmp

memory/912-57-0x0000000000400000-0x00000000008DE000-memory.dmp

memory/1272-58-0x0000000000000000-mapping.dmp

memory/1008-59-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-02 15:18

Reported

2022-05-02 16:06

Platform

win10v2004-20220414-en

Max time kernel

180s

Max time network

205s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.exe

"C:\Users\Admin\AppData\Local\Temp\cb5fc0bec06087f780bf1e4b44e118971a8bee540c0967af6e52bc6dc6871424.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 376 -ip 376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 376 -ip 376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 620

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 376 -ip 376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 376 -ip 376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 376 -ip 376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 788

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 376 -ip 376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 1176

Network

Country Destination Domain Proto
NL 178.79.208.1:80 tcp
NL 104.110.191.140:80 tcp
NL 104.110.191.140:80 tcp
US 13.89.178.26:443 tcp
NL 104.110.191.140:80 tcp
NL 104.110.191.140:80 tcp
GB 92.123.140.25:80 tcp
US 8.8.8.8:53 gc-partners.in udp
US 8.8.8.8:53 gc-partners.in udp
US 8.8.8.8:53 176.122.125.40.in-addr.arpa udp

Files

memory/376-130-0x0000000000A18000-0x0000000000A40000-memory.dmp

memory/376-131-0x0000000002670000-0x00000000026B6000-memory.dmp

memory/376-132-0x0000000000400000-0x00000000008DE000-memory.dmp