Malware Analysis Report

2024-11-30 15:59

Sample ID 220625-kylnbsgca2
Target 39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81
SHA256 39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81
Tags
imminent spyware trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81

Threat Level: Known bad

The file 39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81 was found to be: Known bad.

Malicious Activity Summary

imminent spyware trojan

Imminent RAT

Suspicious use of SetThreadContext

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-06-25 09:00

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2022-06-25 09:00

Reported

2022-06-25 10:47

Platform

win10v2004-20220414-en

Max time kernel

91s

Max time network

104s

Command Line

"C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe

"C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Network

Country Destination Domain Proto
NL 178.79.208.1:80 tcp
US 52.182.143.208:443 tcp
US 8.8.8.8:53 106.89.54.20.in-addr.arpa udp
NL 178.79.208.1:80 tcp
NL 178.79.208.1:80 tcp
NL 178.79.208.1:80 tcp

Files

memory/444-130-0x00000000749E0000-0x0000000074F91000-memory.dmp

memory/4872-131-0x0000000000000000-mapping.dmp

memory/444-132-0x00000000749E0000-0x0000000074F91000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-06-25 09:00

Reported

2022-06-25 10:47

Platform

win7-20220414-en

Max time kernel

148s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe"

Signatures

Imminent RAT

trojan spyware imminent

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1932 set thread context of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Token: 33 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1932 wrote to memory of 1576 N/A C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe

"C:\Users\Admin\AppData\Local\Temp\39a8e99be721b0cf5e73c955f8ae71ed0f8695be2f56c46e0f33c6ffca9d3e81.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

C:\Windows\system32\wbem\WmiApSrv.exe

C:\Windows\system32\wbem\WmiApSrv.exe

Network

Country Destination Domain Proto
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp
US 191.101.22.148:9003 tcp

Files

memory/1932-54-0x00000000757C1000-0x00000000757C3000-memory.dmp

memory/1576-55-0x0000000000400000-0x0000000000456000-memory.dmp

memory/1576-56-0x0000000000400000-0x0000000000456000-memory.dmp

memory/1576-58-0x0000000000400000-0x0000000000456000-memory.dmp

memory/1576-61-0x0000000000451BCE-mapping.dmp

memory/1576-59-0x0000000000400000-0x0000000000456000-memory.dmp

memory/1576-60-0x0000000000400000-0x0000000000456000-memory.dmp

memory/1576-63-0x0000000000400000-0x0000000000456000-memory.dmp

memory/1576-65-0x0000000000400000-0x0000000000456000-memory.dmp

memory/1932-67-0x00000000740E0000-0x000000007468B000-memory.dmp

memory/1576-68-0x0000000074060000-0x000000007460B000-memory.dmp

memory/1576-69-0x0000000074060000-0x000000007460B000-memory.dmp