xworm | 6af19a694c8c3e6860d2555ce16be115c599c3424ec1e01c0bf67acd3298ae0f

max time kernel
30s
max time network
31s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
23/07/2024, 19:14

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Reason

Machine shutdown

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General

Target

писька чит.exe
Size

71KB
MD5

ed3794861ddc34b4748ff8081e80cb2b
SHA1

e63cf084552f0c2803de0109e3d2fcd3102c4738
SHA256

6af19a694c8c3e6860d2555ce16be115c599c3424ec1e01c0bf67acd3298ae0f
SHA512

df771b8eecb7e065628c06b8cca9aa7df6dd05bbdba0f85ed34010e264a286a17129289d6ac3e9f87c56152ed7a35302e88ae6643a1bb06c45745cf3d5ea0b03
SSDEEP

1536:EYB+O1NIBlJ4wlA0B4GI0b0xEPdB8QlOrIXt6fT+S1va+OuPyGV54:EOgQwlRB4wb0xEFBdMIk+S19OuaGV54

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

main-although.gl.at.ply.gg:30970

Attributes

Install_directory
%AppData%
install_file
XClient.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral4/memory/788-0-0x00000000007E0000-0x00000000007F8000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3016	powershell.exe
952	powershell.exe
3760	powershell.exe
1168	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	писька чит.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	писька чит.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
1	ip-api.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4290799360"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365268"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292114432"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292114432"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "60"	LogonUI.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3016	powershell.exe
3016	powershell.exe
952	powershell.exe
952	powershell.exe
3760	powershell.exe
3760	powershell.exe
1168	powershell.exe
1168	powershell.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	788	писька чит.exe
Token: SeDebugPrivilege	3016	powershell.exe
Token: SeDebugPrivilege	952	powershell.exe
Token: SeDebugPrivilege	3760	powershell.exe
Token: SeDebugPrivilege	1168	powershell.exe
Token: SeDebugPrivilege	788	писька чит.exe
Token: SeShutdownPrivilege	3992	shutdown.exe
Token: SeRemoteShutdownPrivilege	3992	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4908	LogonUI.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 788 wrote to memory of 3016	788	писька чит.exe	83
PID 788 wrote to memory of 3016	788	писька чит.exe	83
PID 788 wrote to memory of 952	788	писька чит.exe	85
PID 788 wrote to memory of 952	788	писька чит.exe	85
PID 788 wrote to memory of 3760	788	писька чит.exe	87
PID 788 wrote to memory of 3760	788	писька чит.exe	87
PID 788 wrote to memory of 1168	788	писька чит.exe	89
PID 788 wrote to memory of 1168	788	писька чит.exe	89
PID 788 wrote to memory of 3992	788	писька чит.exe	91
PID 788 wrote to memory of 3992	788	писька чит.exe	91

C:\Users\Admin\AppData\Local\Temp\писька чит.exe
"C:\Users\Admin\AppData\Local\Temp\писька чит.exe"
1⤵
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:788
- 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\писька чит.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3016
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'писька чит.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:952
- 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'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3760
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1168
- C:\Windows\SYSTEM32\shutdown.exe
  shutdown.exe /f /s /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3992

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3a1e055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
627073ee3ca9676911bee35548eff2b8

SHA1
4c4b68c65e2cab9864b51167d710aa29ebdcff2e

SHA256
85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c

SHA512
3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb

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

Filesize
944B

MD5
1a9fa92a4f2e2ec9e244d43a6a4f8fb9

SHA1
9910190edfaccece1dfcc1d92e357772f5dae8f7

SHA256
0ee052d5333fd5fd86bc84856fec98e045f077a7ac8051651bf7c521b9706888

SHA512
5d2361476fa22200e6f83883efe7dcb8c3fe7dae8d56e04e28a36e9ae1270c327b6aa161d92b239593da7661289d002c574446ecfd6bd19928209aae25e3ef64

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

Filesize
944B

MD5
2c4e07bbc55c25ac26d338743df544a6

SHA1
89d42ca70ce6e82237163a0b87085595983293b3

SHA256
3562fdd12c3a4f737f3d9f6c5f8d39140214a02d60591b2e9ffe8b3b5b4e3fdb

SHA512
fdc2572a94bb147520f1a71e0d416c99173dd5ddc2d76a10583a000e3cf6ac0c1ed92a5c6b48d4a1045d3ac5cc204066456e07d0e4ffc5ecd27ee4ca960c6a5f

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

Filesize
944B

MD5
e47c3fa11e796c492a8388c946bf1636

SHA1
4a090378f0db26c6f019c9203f5b27f12fa865c7

SHA256
4bb861850395dcc3bec4691e8b9f0fa733b8a2d568d460a9201d65250b12fee1

SHA512
8d4af4eba3019cd060561f42cff11374eafe59da5e5ad677e41d0b9198b87d6d13706e760d13c70574ed1384993a1597f886d21fe6ecd0186379a1e93db30695

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ahqjml1o.f2n.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/788-1-0x00007FFF47753000-0x00007FFF47755000-memory.dmp

Filesize
8KB

Download
memory/788-2-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download
memory/788-56-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download
memory/788-0-0x00000000007E0000-0x00000000007F8000-memory.dmp

Filesize
96KB

Download
memory/788-55-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download
memory/3016-4-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download
memory/3016-19-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download
memory/3016-16-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download
memory/3016-15-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download
memory/3016-13-0x000001766F000000-0x000001766F022000-memory.dmp

Filesize
136KB

Download
memory/3016-14-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download
memory/3016-3-0x00007FFF47750000-0x00007FFF48212000-memory.dmp

Filesize
10.8MB

Download

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Analysis