Malware Analysis Report

2024-09-11 13:53

Sample ID 240615-mjvzka1bql
Target Laby_Mod_4Create (1).exe
SHA256 958fad06d7a3222f377c0ec1dfa2a963e41eb0d2bb768950876c8831d24bd7db
Tags
xworm execution persistence 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

958fad06d7a3222f377c0ec1dfa2a963e41eb0d2bb768950876c8831d24bd7db

Threat Level: Known bad

The file Laby_Mod_4Create (1).exe was found to be: Known bad.

Malicious Activity Summary

xworm execution persistence rat trojan

Detect Xworm Payload

Xworm

Xworm family

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Drops startup file

Adds Run key to start application

Looks up external IP address via web service

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 10:30

Signatures

Detect Xworm Payload

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

Xworm family

xworm

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 10:30

Reported

2024-06-15 10:34

Platform

win7-20240611-en

Max time kernel

209s

Max time network

212s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe"

Signatures

Detect Xworm Payload

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

Xworm

trojan rat xworm

Drops startup file

Description Indicator Process Target
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe" C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2980 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2524 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2524 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2524 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2980 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe

"C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Laby_Mod_4Create (1).exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
N/A 127.0.0.1:23386 tcp
US 8.8.8.8:53 cameras-happen.gl.at.ply.gg udp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp
N/A 127.0.0.1:23386 tcp
N/A 127.0.0.1:23386 tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp
N/A 127.0.0.1:23386 tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp
N/A 127.0.0.1:23386 tcp
N/A 127.0.0.1:23386 tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp
N/A 127.0.0.1:23386 tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp

Files

memory/2980-0-0x000007FEF5D53000-0x000007FEF5D54000-memory.dmp

memory/2980-1-0x0000000000240000-0x0000000000250000-memory.dmp

memory/2980-2-0x000007FEF5D50000-0x000007FEF673C000-memory.dmp

memory/2604-7-0x000000001B2E0000-0x000000001B5C2000-memory.dmp

memory/2604-8-0x0000000001FD0000-0x0000000001FD8000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 43925721182bdef8b8f0221ab7b6b57d
SHA1 9b8076adfb518af7f03db6be70e152cc3345141e
SHA256 16440cbe0658dacc4da30027ee83bef92c612de0f22a315c3fbb9de1a5e59c66
SHA512 8895df424614ccbd8ba25036c32320e1c03509db8c841c1b6b8a09f7c22cb40b364b586132af5fdd5e86ac1c3eaa2cdff4183bc0aeb5ff1df241cfcd3b0b00f6

memory/2784-14-0x000000001B200000-0x000000001B4E2000-memory.dmp

memory/2784-15-0x0000000002490000-0x0000000002498000-memory.dmp

\??\PIPE\srvsvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2980-31-0x000007FEF5D53000-0x000007FEF5D54000-memory.dmp

memory/2980-32-0x000007FEF5D50000-0x000007FEF673C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 10:30

Reported

2024-06-15 10:33

Platform

win10v2004-20240226-en

Max time kernel

146s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe"

Signatures

Detect Xworm Payload

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

Xworm

trojan rat xworm

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe" C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe

"C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Laby_Mod_4Create (1).exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Laby_Mod_4Create (1).exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.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 --no-appcompat-clear --mojo-platform-channel-handle=4472 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
N/A 127.0.0.1:23386 tcp
GB 142.250.187.202:443 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 57.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 cameras-happen.gl.at.ply.gg udp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
US 8.8.8.8:53 20.221.185.147.in-addr.arpa udp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
N/A 127.0.0.1:23386 tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp
N/A 127.0.0.1:23386 tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
N/A 127.0.0.1:23386 tcp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp
US 8.8.8.8:53 4.173.189.20.in-addr.arpa udp
US 147.185.221.20:23386 cameras-happen.gl.at.ply.gg tcp

Files

memory/2260-0-0x00007FFD84573000-0x00007FFD84575000-memory.dmp

memory/2260-1-0x0000000000EE0000-0x0000000000EF0000-memory.dmp

memory/2260-2-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

memory/4548-3-0x000002123B250000-0x000002123B272000-memory.dmp

memory/4548-4-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_150iozoo.b3j.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4548-14-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

memory/4548-15-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

memory/4548-16-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

memory/4548-17-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

memory/4548-20-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 62623d22bd9e037191765d5083ce16a3
SHA1 4a07da6872672f715a4780513d95ed8ddeefd259
SHA256 95d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010
SHA512 9a448b7a0d867466c2ea04ab84d2a9485d5fd20ab53b2b854f491831ee3f1d781b94d2635f7b0b35cb9f2d373cd52c67570879a56a42ed66bc9db06962ed4992

memory/1152-33-0x0000019DFBC20000-0x0000019DFBD8A000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 110b59ca4d00786d0bde151d21865049
SHA1 557e730d93fdf944a0cad874022df1895fb5b2e2
SHA256 77f69011c214ea5a01fd2035d781914c4893aee66d784deadc22179eadfdf77f
SHA512 cb55ac6eca50f4427718bace861679c88b2fdfea94d30209e8d61ca73a6ce9f8c4b5334922d2660a829b0636d20cbdf3bae1497c920e604efe6c636019feb10e

memory/2260-45-0x00007FFD84573000-0x00007FFD84575000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 ec66606831e595ea115f35d1b61b7105
SHA1 f22d025450dc8dafd9b434b2eb31cb876bcb8109
SHA256 4f17fe98ecf3ea9ec9873ff0a3acdd6ca93eb17e280a01ff6cfeca4422019dec
SHA512 f2922870f0b34b5cd8a75ce3aa94362a43997a752b0e8e9001f63d650225bf15415a75ce8aa333e4d3554a52ca5d40eec7b15ce67e3ee20441cf2680de59ed5d

memory/2260-61-0x00007FFD84570000-0x00007FFD85031000-memory.dmp