Malware Analysis Report

2025-01-02 06:54

Sample ID 220512-n6cbeadfd5
Target bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30
SHA256 bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30
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

bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30

Threat Level: Known bad

The file bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30 was found to be: Known bad.

Malicious Activity Summary

onlylogger loader

OnlyLogger

OnlyLogger Payload

Checks computer location settings

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

2022-05-12 12:00

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-12 12:00

Reported

2022-05-12 12:31

Platform

win7-20220414-en

Max time kernel

73s

Max time network

76s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.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\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe

"C:\Users\Admin\AppData\Local\Temp\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe" /f

Network

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

Files

memory/912-54-0x0000000001158000-0x0000000001180000-memory.dmp

memory/912-55-0x00000000752B1000-0x00000000752B3000-memory.dmp

memory/912-56-0x0000000001158000-0x0000000001180000-memory.dmp

memory/912-57-0x0000000000220000-0x0000000000266000-memory.dmp

memory/912-58-0x0000000000400000-0x0000000000F9C000-memory.dmp

memory/1216-59-0x0000000000000000-mapping.dmp

memory/2008-60-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-12 12:00

Reported

2022-05-12 12:31

Platform

win10v2004-20220414-en

Max time kernel

142s

Max time network

166s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.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-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.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\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe

"C:\Users\Admin\AppData\Local\Temp\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1444 -ip 1444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1444 -ip 1444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 648

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1444 -ip 1444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1444 -ip 1444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 748

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1444 -ip 1444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 748

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1444 -ip 1444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 1172

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1444 -ip 1444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 1228

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1444 -ip 1444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 1172

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30.exe" /f

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
NL 20.190.160.67:443 tcp
NL 20.190.160.67:443 tcp
NL 20.190.160.67:443 tcp
US 93.184.220.29:80 tcp
US 8.253.208.112:80 tcp
FR 2.18.109.224:443 tcp
US 104.18.24.243:80 tcp
US 8.8.8.8:53 gc-partners.in udp
NL 20.190.160.136:443 tcp
NL 20.190.160.136:443 tcp
NL 20.190.160.136:443 tcp
IE 13.69.239.74:443 tcp
US 8.253.208.112:80 tcp
US 8.253.208.112:80 tcp
US 8.253.208.112:80 tcp
NL 20.190.160.132:443 tcp
NL 20.190.160.132:443 tcp
NL 20.190.160.132:443 tcp
US 8.8.8.8:53 96.108.152.52.in-addr.arpa udp
NL 20.190.160.73:443 tcp
NL 20.190.160.73:443 tcp
NL 20.190.160.73:443 tcp
NL 20.190.160.71:443 tcp
NL 20.190.160.71:443 tcp
NL 20.190.160.71:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp

Files

memory/1444-131-0x0000000001283000-0x00000000012AB000-memory.dmp

memory/1444-132-0x00000000010A0000-0x00000000010E6000-memory.dmp

memory/1444-133-0x0000000000400000-0x0000000000F9C000-memory.dmp

memory/4768-134-0x0000000000000000-mapping.dmp

memory/2336-135-0x0000000000000000-mapping.dmp