Malware Analysis Report

2024-11-16 13:32

Sample ID 240620-zvyaaaxckg
Target asdasdad.exe
SHA256 ed36eacbc76c5bc86ceeb156854e849ee67d76a184b0253482debcfb62fba3fa
Tags
xworm execution rat trojan upx
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

ed36eacbc76c5bc86ceeb156854e849ee67d76a184b0253482debcfb62fba3fa

Threat Level: Known bad

The file asdasdad.exe was found to be: Known bad.

Malicious Activity Summary

xworm execution rat trojan upx

Xworm

Xworm family

Detect Xworm Payload

Command and Scripting Interpreter: PowerShell

Executes dropped EXE

Drops startup file

Checks computer location settings

UPX packed file

Looks up external IP address via web service

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-20 21:02

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

2024-06-20 21:02

Reported

2024-06-20 21:05

Platform

win7-20240611-en

Max time kernel

140s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\asdasdad.exe"

Signatures

Detect Xworm Payload

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

Xworm

trojan rat xworm

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Drops startup file

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\asdasdad.exe

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

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'asdasdad.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\asdasdad.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
US 8.8.8.8:53 silver-bowl.gl.at.ply.gg udp
US 147.185.221.17:29206 silver-bowl.gl.at.ply.gg tcp
US 147.185.221.17:29206 silver-bowl.gl.at.ply.gg tcp
US 147.185.221.17:29206 silver-bowl.gl.at.ply.gg tcp
US 147.185.221.17:29206 silver-bowl.gl.at.ply.gg tcp

Files

memory/2316-0-0x000007FEF50F3000-0x000007FEF50F4000-memory.dmp

memory/2316-1-0x0000000001310000-0x0000000001328000-memory.dmp

memory/2316-2-0x000007FEF50F0000-0x000007FEF5ADC000-memory.dmp

memory/2756-7-0x000000001B670000-0x000000001B952000-memory.dmp

memory/2756-8-0x0000000001D20000-0x0000000001D28000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\O1121G7Q7AQN0OMUFFXU.temp

MD5 c84cf25e4fb4935f15ca10c48d85d2f1
SHA1 7578443e562f33c375e55859aa7539f6255ca64b
SHA256 b88350bb98900a92366c2e7226ca8ed08f2c622b05ee5efd576d473730c25add
SHA512 19917b0f70463e69fb794fd00c59b37b2c1d0a7c5ae25591dec85b57c0bc15571e05107dbff9dec58d24ecc279525a8425a4c7ad2b9d1442393a887ae478bd4e

memory/2792-14-0x000000001B630000-0x000000001B912000-memory.dmp

memory/2792-15-0x00000000027E0000-0x00000000027E8000-memory.dmp

memory/2316-25-0x000007FEF50F3000-0x000007FEF50F4000-memory.dmp

memory/2316-26-0x000007FEF50F0000-0x000007FEF5ADC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 21:02

Reported

2024-06-20 21:05

Platform

win10v2004-20240611-en

Max time kernel

143s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\asdasdad.exe"

Signatures

Detect Xworm Payload

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

Xworm

trojan rat xworm

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\asdasdad.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\luxkkw.exe N/A

Drops startup file

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\luxkkw.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\fuck.exe N/A

UPX packed file

upx
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

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\asdasdad.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\asdasdad.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3680 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3680 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3680 wrote to memory of 3936 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3680 wrote to memory of 3936 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3680 wrote to memory of 760 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3680 wrote to memory of 760 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3680 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Users\Admin\AppData\Local\Temp\luxkkw.exe
PID 3680 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Users\Admin\AppData\Local\Temp\luxkkw.exe
PID 3680 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\asdasdad.exe C:\Users\Admin\AppData\Local\Temp\luxkkw.exe
PID 1628 wrote to memory of 5116 N/A C:\Users\Admin\AppData\Local\Temp\luxkkw.exe C:\Windows\system32\cmd.exe
PID 1628 wrote to memory of 5116 N/A C:\Users\Admin\AppData\Local\Temp\luxkkw.exe C:\Windows\system32\cmd.exe
PID 5116 wrote to memory of 3532 N/A C:\Windows\system32\cmd.exe C:\Users\Admin\AppData\Roaming\fuck.exe
PID 5116 wrote to memory of 3532 N/A C:\Windows\system32\cmd.exe C:\Users\Admin\AppData\Roaming\fuck.exe
PID 5116 wrote to memory of 3532 N/A C:\Windows\system32\cmd.exe C:\Users\Admin\AppData\Roaming\fuck.exe

Processes

C:\Users\Admin\AppData\Local\Temp\asdasdad.exe

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

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

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

C:\Users\Admin\AppData\Local\Temp\luxkkw.exe

"C:\Users\Admin\AppData\Local\Temp\luxkkw.exe"

C:\Windows\system32\cmd.exe

"C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\82BD.tmp\82CD.tmp\82CE.bat C:\Users\Admin\AppData\Local\Temp\luxkkw.exe"

C:\Users\Admin\AppData\Roaming\fuck.exe

fuck.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.72:443 www.bing.com tcp
US 8.8.8.8:53 97.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 72.61.62.23.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 silver-bowl.gl.at.ply.gg udp
US 147.185.221.17:29206 silver-bowl.gl.at.ply.gg tcp
US 8.8.8.8:53 17.221.185.147.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 89.90.14.23.in-addr.arpa udp
US 147.185.221.17:29206 silver-bowl.gl.at.ply.gg tcp
US 147.185.221.17:29206 silver-bowl.gl.at.ply.gg tcp

Files

memory/3680-0-0x0000000000C40000-0x0000000000C58000-memory.dmp

memory/3680-1-0x00007FFCF9A73000-0x00007FFCF9A75000-memory.dmp

memory/3680-2-0x00007FFCF9A70000-0x00007FFCFA531000-memory.dmp

memory/1112-3-0x00007FFCF9A70000-0x00007FFCFA531000-memory.dmp

memory/1112-4-0x00007FFCF9A70000-0x00007FFCFA531000-memory.dmp

memory/1112-14-0x00000216B63F0000-0x00000216B6412000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y35phmlx.ri0.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1112-15-0x00007FFCF9A70000-0x00007FFCFA531000-memory.dmp

memory/1112-18-0x00007FFCF9A70000-0x00007FFCFA531000-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 6d3e9c29fe44e90aae6ed30ccf799ca8
SHA1 c7974ef72264bbdf13a2793ccf1aed11bc565dce
SHA256 2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d
SHA512 60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

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

MD5 15dde0683cd1ca19785d7262f554ba93
SHA1 d039c577e438546d10ac64837b05da480d06bf69
SHA256 d6fa39eab7ee36f44dc3f9f2839d098433db95c1eba924e4bcf4e5c0d268d961
SHA512 57c0e1b87bc1c136f0d39f3ce64bb8f8274a0491e4ca6e45e5c7f9070aa9d9370c6f590ce37cd600b252df2638d870205249a514c43245ca7ed49017024a4672

memory/3680-46-0x000000001BD90000-0x000000001BE92000-memory.dmp

memory/3680-47-0x00007FFCF9A73000-0x00007FFCF9A75000-memory.dmp

memory/3680-50-0x00007FFCF9A70000-0x00007FFCFA531000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\luxkkw.exe

MD5 e4c3f8e4608d6415a8c1dbea81a56e99
SHA1 e65b6dbe02e7cdd7770bead3b18c5597a4d921d3
SHA256 5844c659c4ad02e5a5e38ae75ada3211202df32887f6a498e70cb90facb21288
SHA512 73c5d7a3e3e81b4105d5465de1e8f5a0cca81f059baafa03f75e23aa51b1980f62a30deb85bee4748ca7fbb8189b01eb02c992756bda6f8f55ac6eef80522ff1

memory/1628-57-0x0000000000400000-0x000000000041F000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\82BD.tmp\82CD.tmp\82CE.bat

MD5 227fc8cd0abedbd965d1adb2791cdecf
SHA1 84c2f07c90825df70231e25fbd64b4a4e13b8129
SHA256 6d74cdd4d8206f83551619d9bd811135e82437294ad33360be77a7f5127689c5
SHA512 4fbf58d7a363c2335f6116a94b8f2368772943b3c98600276458a2ce555469159c64274c727e8c5f7f3f2fe38c3883dba05e6867341dda5a64c6c6cf6473e587

C:\Users\Admin\AppData\Roaming\fuck.exe

MD5 17b935ed6066732a76bed69867702e4b
SHA1 23f28e3374f9d0e03d45843b28468aace138e71c
SHA256 e60353b37f785c77e1063ac44cba792e9ec69f27b1dc9f3b719280d5ce015cc0
SHA512 774ea047cdc5f008df03ad67242df04d630bb962bc99f1ea8974a21baf6a902c7a5d8b8d09d9e5c7d7e46b0378c7baf33bf80fb3e34777cd0958b8fc740d0318

memory/3532-68-0x0000000000B50000-0x0000000000B58000-memory.dmp

C:\Users\Admin\AppData\Roaming\xui2.cur

MD5 76ae0d99909ff5e882f659464b552af9
SHA1 2070613616dd9ca9fb8c60241e8c76ee903a9e6e
SHA256 fe85c8acb9f990d80096d6f6f77456b7ebdee159ef799193b3ec7ece02fd0ae1
SHA512 4726b5b5040480c5660ce6a4e93e9fe5539e3634085222155923ee0862e9b94966338989c9bb72d60e82c10dd17d72661af978127e764b7d484e55d7f42b385f

memory/1628-71-0x0000000000400000-0x000000000041F000-memory.dmp