Malware Analysis Report

2025-01-02 06:53

Sample ID 220501-3lzcrsbccr
Target 26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8
SHA256 26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8
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

26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8

Threat Level: Known bad

The file 26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8 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 AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-01 23:36

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-01 23:36

Reported

2022-05-01 23:40

Platform

win7-20220414-en

Max time kernel

44s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.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\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe

"C:\Users\Admin\AppData\Local\Temp\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe" /f

Network

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

Files

memory/2028-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

memory/2028-56-0x0000000000220000-0x0000000000266000-memory.dmp

memory/2028-55-0x000000000525A000-0x0000000005282000-memory.dmp

memory/2028-57-0x0000000000400000-0x0000000004DD5000-memory.dmp

memory/1412-58-0x0000000000000000-mapping.dmp

memory/1108-59-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-01 23:36

Reported

2022-05-01 23:40

Platform

win10v2004-20220414-en

Max time kernel

151s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.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\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.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\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe

"C:\Users\Admin\AppData\Local\Temp\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2576 -ip 2576

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2576 -ip 2576

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 616

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2576 -ip 2576

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 736

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2576 -ip 2576

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 748

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2576 -ip 2576

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2576 -ip 2576

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1156

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2576 -ip 2576

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1244

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "26852377a0915054f4c4485d4d6e1d5b093ce192c5d6b0bd826f6cbe8f50afe8.exe" /f

Network

Country Destination Domain Proto
NL 87.248.202.1:80 tcp
NL 87.248.202.1:80 tcp
NL 87.248.202.1:80 tcp
NL 104.110.191.133:80 tcp
FR 2.18.109.224:443 tcp
US 8.8.8.8:53 gc-partners.in udp
NL 104.97.14.81:80 tcp
NL 104.123.41.133:80 tcp
NL 104.123.41.133:80 tcp
NL 104.123.41.133:80 tcp
IE 20.54.110.249:443 tcp
US 8.8.8.8:53 15.89.54.20.in-addr.arpa udp
NL 104.110.191.133:80 tcp
US 52.168.117.170:443 tcp
US 8.8.8.8:53 7.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa 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
US 204.79.197.203:80 tcp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp

Files

memory/2576-130-0x0000000004FBA000-0x0000000004FE2000-memory.dmp

memory/2576-131-0x00000000052A0000-0x00000000052E6000-memory.dmp

memory/2576-132-0x0000000000400000-0x0000000004DD5000-memory.dmp

memory/4260-133-0x0000000000000000-mapping.dmp

memory/5024-134-0x0000000000000000-mapping.dmp