Malware Analysis Report

2024-12-08 02:24

Sample ID 220527-1rngcaeaa6
Target 04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe
SHA256 04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe
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

04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe

Threat Level: Known bad

The file 04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe was found to be: Known bad.

Malicious Activity Summary

onlylogger loader

OnlyLogger

OnlyLogger Payload

Checks computer location settings

Deletes itself

Program crash

Enumerates physical storage devices

Kills process with taskkill

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-27 21:53

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-27 21:53

Reported

2022-05-27 23:39

Platform

win7-20220414-en

Max time kernel

45s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.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\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe

"C:\Users\Admin\AppData\Local\Temp\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe" /f

Network

N/A

Files

memory/2028-54-0x0000000001498000-0x00000000014C1000-memory.dmp

memory/2028-55-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

memory/1464-56-0x0000000000000000-mapping.dmp

memory/2028-58-0x0000000000220000-0x0000000000269000-memory.dmp

memory/2028-57-0x0000000001498000-0x00000000014C1000-memory.dmp

memory/1512-59-0x0000000000000000-mapping.dmp

memory/2028-60-0x0000000000400000-0x000000000103D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-27 21:53

Reported

2022-05-27 23:38

Platform

win10v2004-20220414-en

Max time kernel

116s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.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
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.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\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe

"C:\Users\Admin\AppData\Local\Temp\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3744 -ip 3744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 748

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3744 -ip 3744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 788

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3744 -ip 3744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 752

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3744 -ip 3744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3744 -ip 3744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 936

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3744 -ip 3744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 900

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3744 -ip 3744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 956

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3744 -ip 3744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 752

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "04310dbc84f85bc87726ab4db8b5d0f89c0b95515bd08a7dada8e349212bccfe.exe" /f

Network

Country Destination Domain Proto
GB 51.104.15.253:443 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp

Files

memory/3744-130-0x0000000001233000-0x000000000125C000-memory.dmp

memory/3744-131-0x0000000001040000-0x0000000001089000-memory.dmp

memory/3744-132-0x0000000000400000-0x000000000103D000-memory.dmp

memory/3036-133-0x0000000000000000-mapping.dmp

memory/2688-134-0x0000000000000000-mapping.dmp

memory/3744-135-0x0000000000400000-0x000000000103D000-memory.dmp