Malware Analysis Report

2025-01-02 06:53

Sample ID 220418-n7eg6ahgg7
Target 2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c
SHA256 2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c
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

2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c

Threat Level: Known bad

The file 2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c 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 AdjustPrivilegeToken

Kills process with taskkill

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-04-18 12:02

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-18 12:02

Reported

2022-04-18 18:54

Platform

win7-20220414-en

Max time kernel

41s

Max time network

56s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.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\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe

"C:\Users\Admin\AppData\Local\Temp\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe" /f

Network

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

Files

memory/908-54-0x00000000005EB000-0x0000000000613000-memory.dmp

memory/908-55-0x00000000763E1000-0x00000000763E3000-memory.dmp

memory/908-57-0x00000000002E0000-0x0000000000326000-memory.dmp

memory/908-56-0x00000000005EB000-0x0000000000613000-memory.dmp

memory/908-58-0x0000000000400000-0x0000000000519000-memory.dmp

memory/2004-59-0x0000000000000000-mapping.dmp

memory/1960-60-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-18 12:02

Reported

2022-04-18 18:53

Platform

win10v2004-20220414-en

Max time kernel

61s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.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\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.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\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe

"C:\Users\Admin\AppData\Local\Temp\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 456 -ip 456

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "2ec373a4e410e0f1cfd2d6da931f219934f3d7c9f9e68be9d56262aae65e356c.exe" /f

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 456 -s 1256

Network

Country Destination Domain Proto
US 8.8.8.8:53 gc-partners.in udp
US 20.189.173.12:443 tcp
US 67.24.25.254:80 tcp
US 8.238.20.126:80 tcp
US 8.238.20.126:80 tcp
US 8.238.20.126:80 tcp

Files

memory/456-130-0x0000000000578000-0x00000000005A0000-memory.dmp

memory/456-131-0x0000000002110000-0x0000000002156000-memory.dmp

memory/456-132-0x0000000000400000-0x0000000000519000-memory.dmp

memory/800-133-0x0000000000000000-mapping.dmp

memory/1104-134-0x0000000000000000-mapping.dmp