Malware Analysis Report

2024-09-11 14:09

Sample ID 240614-q7jg8axbqq
Target 041f9aff555780cf8970f612fb828b4d.exe
SHA256 72db350204141827d99c4938c7e38d101e1a2d74250463070a1edbf4e49350bd
Tags
xworm rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

72db350204141827d99c4938c7e38d101e1a2d74250463070a1edbf4e49350bd

Threat Level: Known bad

The file 041f9aff555780cf8970f612fb828b4d.exe was found to be: Known bad.

Malicious Activity Summary

xworm rat trojan

Detect Xworm Payload

Xworm

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-14 13:54

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 13:54

Reported

2024-06-14 13:56

Platform

win7-20240508-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe"

Signatures

Detect Xworm 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
N/A N/A N/A N/A
N/A N/A N/A N/A

Xworm

trojan rat xworm

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1852 set thread context of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 1852 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe

"C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe"

C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe

"C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe"

Network

Country Destination Domain Proto
DE 64.226.123.178:6098 tcp
DE 64.226.123.178:6098 tcp
DE 64.226.123.178:6098 tcp
DE 64.226.123.178:6098 tcp
DE 64.226.123.178:6098 tcp
DE 64.226.123.178:6098 tcp

Files

memory/1852-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

memory/1852-1-0x0000000000130000-0x00000000001EA000-memory.dmp

memory/1852-2-0x0000000000340000-0x00000000003A6000-memory.dmp

memory/1852-3-0x0000000074AD0000-0x00000000751BE000-memory.dmp

memory/1852-4-0x0000000000580000-0x0000000000588000-memory.dmp

memory/1492-9-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1492-11-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/1492-10-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1492-13-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1492-5-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1492-7-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1492-15-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1492-18-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1492-19-0x0000000074AD0000-0x00000000751BE000-memory.dmp

memory/1852-20-0x0000000074AD0000-0x00000000751BE000-memory.dmp

memory/1492-21-0x0000000074AD0000-0x00000000751BE000-memory.dmp

memory/1492-22-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 13:54

Reported

2024-06-14 13:56

Platform

win10v2004-20240611-en

Max time kernel

126s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe"

Signatures

Detect Xworm Payload

Description Indicator Process Target
N/A N/A N/A N/A

Xworm

trojan rat xworm

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3008 set thread context of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3008 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 3008 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 3008 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 3008 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 3008 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 3008 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 3008 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe
PID 3008 wrote to memory of 388 N/A C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe

"C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe"

C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe

"C:\Users\Admin\AppData\Local\Temp\041f9aff555780cf8970f612fb828b4d.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3532,i,18320353784098040629,17273168055569331828,262144 --variations-seed-version --mojo-platform-channel-handle=4436 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.107.128:443 www.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 128.107.17.2.in-addr.arpa udp
DE 64.226.123.178:6098 tcp
US 8.8.8.8:53 178.123.226.64.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 47.23.48.23.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 145.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 16.43.107.13.in-addr.arpa udp

Files

memory/3008-0-0x000000007451E000-0x000000007451F000-memory.dmp

memory/3008-1-0x0000000000080000-0x000000000013A000-memory.dmp

memory/3008-2-0x0000000005090000-0x0000000005634000-memory.dmp

memory/3008-3-0x0000000004B80000-0x0000000004C12000-memory.dmp

memory/3008-4-0x0000000074510000-0x0000000074CC0000-memory.dmp

memory/3008-5-0x0000000004D40000-0x0000000004D4A000-memory.dmp

memory/3008-6-0x0000000004D70000-0x0000000004DD6000-memory.dmp

memory/3008-7-0x0000000004EB0000-0x0000000004F4C000-memory.dmp

memory/3008-8-0x0000000004E00000-0x0000000004E08000-memory.dmp

memory/388-9-0x0000000074510000-0x0000000074CC0000-memory.dmp

memory/388-10-0x00000000005A0000-0x00000000005D6000-memory.dmp

memory/3008-12-0x0000000074510000-0x0000000074CC0000-memory.dmp

memory/388-13-0x0000000074510000-0x0000000074CC0000-memory.dmp

memory/388-14-0x00000000054C0000-0x0000000005526000-memory.dmp

memory/388-15-0x0000000074510000-0x0000000074CC0000-memory.dmp

memory/388-16-0x0000000074510000-0x0000000074CC0000-memory.dmp