Malware Analysis Report

2024-11-16 13:30

Sample ID 240622-daagtstgqf
Target 2b274de1ba95b66b41fd57ba95e10653.bin
SHA256 df99db544458d454a1e58ba9a80f38d805da5df55e757bd3c6b6f2ecd3664acc
Tags
xworm execution rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

df99db544458d454a1e58ba9a80f38d805da5df55e757bd3c6b6f2ecd3664acc

Threat Level: Known bad

The file 2b274de1ba95b66b41fd57ba95e10653.bin was found to be: Known bad.

Malicious Activity Summary

xworm execution rat trojan

Detect Xworm Payload

Xworm family

Xworm

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Drops startup file

Looks up external IP address via web service

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-22 02:47

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

2024-06-22 02:47

Reported

2024-06-22 02:50

Platform

win7-20240508-en

Max time kernel

144s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.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 created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OxyInstaller.lnk C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OxyInstaller.lnk C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.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 WriteProcessMemory

Description Indicator Process Target
PID 2216 wrote to memory of 2788 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 2788 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 2788 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2216 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe

"C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.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\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe'

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.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\OxyInstaller.exe'

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
US 8.8.8.8:53 engineering-thoroughly.gl.at.ply.gg udp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
US 8.8.8.8:53 engineering-thoroughly.gl.at.ply.gg udp
US 8.8.8.8:53 engineering-thoroughly.gl.at.ply.gg udp
N/A 127.0.0.1:32901 tcp

Files

memory/2216-0-0x000007FEF5C13000-0x000007FEF5C14000-memory.dmp

memory/2216-1-0x0000000000E20000-0x0000000000E38000-memory.dmp

memory/2216-2-0x000007FEF5C10000-0x000007FEF65FC000-memory.dmp

memory/2788-8-0x00000000027A0000-0x0000000002820000-memory.dmp

memory/2216-7-0x000007FEF5C13000-0x000007FEF5C14000-memory.dmp

memory/2788-9-0x000000001B5F0000-0x000000001B8D2000-memory.dmp

memory/2788-10-0x0000000002A70000-0x0000000002A78000-memory.dmp

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

MD5 b2b4aec9a934fe333c4ea775c5ce2e29
SHA1 b9b4da172e72e91acc28c4cec6448acd7137e69a
SHA256 6d29b099555598ab1fd34e859514dc597c0db9d0f1bb69315d0845e081b49d4d
SHA512 02b91e75ea7f606f91db3214b023222457e98cd2add75edb69a594163bc3500a7ae619665b930ae31595e94c6a6da5faab95a561a5410a1a3fdf6326f10a9fa2

memory/2680-16-0x000000001B6A0000-0x000000001B982000-memory.dmp

memory/2680-17-0x0000000002240000-0x0000000002248000-memory.dmp

\??\PIPE\srvsvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2216-34-0x000007FEF5C10000-0x000007FEF65FC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 02:47

Reported

2024-06-22 02:50

Platform

win10v2004-20240508-en

Max time kernel

138s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OxyInstaller.lnk C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OxyInstaller.lnk C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.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 WriteProcessMemory

Description Indicator Process Target
PID 1720 wrote to memory of 1012 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1720 wrote to memory of 1012 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1720 wrote to memory of 3576 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1720 wrote to memory of 3576 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1720 wrote to memory of 4100 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1720 wrote to memory of 4100 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1720 wrote to memory of 3888 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1720 wrote to memory of 3888 N/A C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe

"C:\Users\Admin\AppData\Local\Temp\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.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\0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.exe'

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '0e9ed9a55cd440844668e5937cd2afb5a48dd5a17a3530fc4f9868038e305723.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\OxyInstaller.exe'

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 ip-api.com udp
N/A 127.0.0.1:32901 tcp
US 8.8.8.8:53 engineering-thoroughly.gl.at.ply.gg udp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
US 8.8.8.8:53 engineering-thoroughly.gl.at.ply.gg udp
US 8.8.8.8:53 engineering-thoroughly.gl.at.ply.gg udp
N/A 127.0.0.1:32901 tcp
N/A 127.0.0.1:32901 tcp
US 8.8.8.8:53 engineering-thoroughly.gl.at.ply.gg udp

Files

memory/1720-0-0x00007FFF04093000-0x00007FFF04095000-memory.dmp

memory/1720-1-0x0000000000DB0000-0x0000000000DC8000-memory.dmp

memory/1720-2-0x00007FFF04090000-0x00007FFF04B51000-memory.dmp

memory/1012-3-0x00007FFF04090000-0x00007FFF04B51000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uufth1go.jnu.psm1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1012-13-0x00007FFF04090000-0x00007FFF04B51000-memory.dmp

memory/1012-14-0x00007FFF04090000-0x00007FFF04B51000-memory.dmp

memory/1012-15-0x000001D240DE0000-0x000001D240E02000-memory.dmp

memory/1012-18-0x00007FFF04090000-0x00007FFF04B51000-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 c4bac001ce1ea76036b69ef6920fffe1
SHA1 ce176b38f2ee4b300cbec04592f70b65b45491ed
SHA256 2895ccfe721a7d966bb407b4bb713320d3fb11ceb793fcc84a751abb755ca1c6
SHA512 e8616fb64a420202573cad3253b5714816b09522c8f466d0a42b77701d911146f501e3ec06e0b7d79f56d42ea2cc25c642ff64f57242bb609db039484b12ddc3

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

MD5 a7cc007980e419d553568a106210549a
SHA1 c03099706b75071f36c3962fcc60a22f197711e0
SHA256 a5735921fc72189c8bf577f3911486cf031708dc8d6bc764fe3e593c0a053165
SHA512 b9aaf29403c467daef80a1ae87478afc33b78f4e1ca16189557011bb83cf9b3e29a0f85c69fa209c45201fb28baca47d31756eee07b79c6312c506e8370f7666

memory/1720-57-0x00007FFF04093000-0x00007FFF04095000-memory.dmp

memory/1720-58-0x00007FFF04090000-0x00007FFF04B51000-memory.dmp