xworm | ffaa5eea301ca6578ee0b3403513d77264246a77c18c8d529021045c15452940

Analysis

max time kernel
147s
max time network
141s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:11

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General

Target

56bf03053c6a58211b3bb060862ea7ec.exe
Size

68KB
MD5

56bf03053c6a58211b3bb060862ea7ec
SHA1

3c026aec310edda9884a7f744eb869c80163272d
SHA256

4c80e87e99e487ffc0f90c9e4fe4aa64475a90ed18c4f4afd51bd3f4a411ed8a
SHA512

40a2b58bcf9648eab523056a8505c9069bc50723c670611cecd33e18d2d5367aecab8bf1912c1cccb3ccaf652092533045de16de645f9dd7be13ba6d3a5bfcb3
SSDEEP

1536:UuU1cxYgbIk9HMvz2fWY5fbTlkkPal/+F6Q/OEcKHm:Uu5VBAzE5bTlBy8r/OEhm

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

digital-powerful.gl.at.ply.gg:53650

Attributes

Install_directory
%AppData%
install_file
svchost.exe

Signatures

Detect Xworm Payload 3 IoCs

resource	yara_rule
behavioral21/memory/2180-1-0x0000000000BF0000-0x0000000000C08000-memory.dmp	family_xworm
behavioral21/files/0x003800000001706d-35.dat	family_xworm
behavioral21/memory/1404-37-0x0000000000AE0000-0x0000000000AF8000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
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
2280	powershell.exe
2440	powershell.exe
1248	powershell.exe
2196	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	56bf03053c6a58211b3bb060862ea7ec.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	56bf03053c6a58211b3bb060862ea7ec.exe

Executes dropped EXE 1 IoCs

pid	Process
1404	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	56bf03053c6a58211b3bb060862ea7ec.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
4	ip-api.com

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

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2344	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1248	powershell.exe
2196	powershell.exe
2280	powershell.exe
2440	powershell.exe
2180	56bf03053c6a58211b3bb060862ea7ec.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2180	56bf03053c6a58211b3bb060862ea7ec.exe
Token: SeDebugPrivilege	1248	powershell.exe
Token: SeDebugPrivilege	2196	powershell.exe
Token: SeDebugPrivilege	2280	powershell.exe
Token: SeDebugPrivilege	2440	powershell.exe
Token: SeDebugPrivilege	2180	56bf03053c6a58211b3bb060862ea7ec.exe
Token: SeDebugPrivilege	1404	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2180	56bf03053c6a58211b3bb060862ea7ec.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 1248	2180	56bf03053c6a58211b3bb060862ea7ec.exe	31
PID 2180 wrote to memory of 1248	2180	56bf03053c6a58211b3bb060862ea7ec.exe	31
PID 2180 wrote to memory of 1248	2180	56bf03053c6a58211b3bb060862ea7ec.exe	31
PID 2180 wrote to memory of 2196	2180	56bf03053c6a58211b3bb060862ea7ec.exe	33
PID 2180 wrote to memory of 2196	2180	56bf03053c6a58211b3bb060862ea7ec.exe	33
PID 2180 wrote to memory of 2196	2180	56bf03053c6a58211b3bb060862ea7ec.exe	33
PID 2180 wrote to memory of 2280	2180	56bf03053c6a58211b3bb060862ea7ec.exe	35
PID 2180 wrote to memory of 2280	2180	56bf03053c6a58211b3bb060862ea7ec.exe	35
PID 2180 wrote to memory of 2280	2180	56bf03053c6a58211b3bb060862ea7ec.exe	35
PID 2180 wrote to memory of 2440	2180	56bf03053c6a58211b3bb060862ea7ec.exe	37
PID 2180 wrote to memory of 2440	2180	56bf03053c6a58211b3bb060862ea7ec.exe	37
PID 2180 wrote to memory of 2440	2180	56bf03053c6a58211b3bb060862ea7ec.exe	37
PID 2180 wrote to memory of 2344	2180	56bf03053c6a58211b3bb060862ea7ec.exe	39
PID 2180 wrote to memory of 2344	2180	56bf03053c6a58211b3bb060862ea7ec.exe	39
PID 2180 wrote to memory of 2344	2180	56bf03053c6a58211b3bb060862ea7ec.exe	39
PID 2528 wrote to memory of 1404	2528	taskeng.exe	43
PID 2528 wrote to memory of 1404	2528	taskeng.exe	43
PID 2528 wrote to memory of 1404	2528	taskeng.exe	43

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\56bf03053c6a58211b3bb060862ea7ec.exe
"C:\Users\Admin\AppData\Local\Temp\56bf03053c6a58211b3bb060862ea7ec.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2180
- 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\56bf03053c6a58211b3bb060862ea7ec.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1248
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '56bf03053c6a58211b3bb060862ea7ec.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2196
- 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\svchost.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2280
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2440
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\AppData\Roaming\svchost.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2344

C:\Windows\system32\taskeng.exe
taskeng.exe {B39E1945-1995-4FB6-BD20-70D905024B66} S-1-5-21-1846800975-3917212583-2893086201-1000:ZQABOPWE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Users\Admin\AppData\Roaming\svchost.exe
  C:\Users\Admin\AppData\Roaming\svchost.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0VHAZK9NR4GAW7LCSZF4.temp

Filesize
7KB

MD5
ea6214c793abd4197b9c9611edd9521b

SHA1
47c5643b950ab9e33357adf5b34ec8578a28feaa

SHA256
9f102ea20b1d27917b89d7c711c8cb7943ee417db8767f6e0128c38942938544

SHA512
fac07bffcf982cadf2a741f99d239277466d3aa6fd99cea653766052882f1f7056f317b69432ddb615611e44da0a440666560809cf338674b1153e41f9c2c42a

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
68KB

MD5
56bf03053c6a58211b3bb060862ea7ec

SHA1
3c026aec310edda9884a7f744eb869c80163272d

SHA256
4c80e87e99e487ffc0f90c9e4fe4aa64475a90ed18c4f4afd51bd3f4a411ed8a

SHA512
40a2b58bcf9648eab523056a8505c9069bc50723c670611cecd33e18d2d5367aecab8bf1912c1cccb3ccaf652092533045de16de645f9dd7be13ba6d3a5bfcb3

Download Submit
memory/1248-11-0x0000000001DF0000-0x0000000001DF8000-memory.dmp

Filesize
32KB

Download
memory/1248-10-0x000000001B730000-0x000000001BA12000-memory.dmp

Filesize
2.9MB

Download
memory/1248-9-0x0000000002CB0000-0x0000000002D30000-memory.dmp

Filesize
512KB

Download
memory/1404-37-0x0000000000AE0000-0x0000000000AF8000-memory.dmp

Filesize
96KB

Download
memory/2180-3-0x000007FEF57C3000-0x000007FEF57C4000-memory.dmp

Filesize
4KB

Download
memory/2180-4-0x000007FEF57C0000-0x000007FEF61AC000-memory.dmp

Filesize
9.9MB

Download
memory/2180-0-0x000007FEF57C3000-0x000007FEF57C4000-memory.dmp

Filesize
4KB

Download
memory/2180-2-0x000007FEF57C0000-0x000007FEF61AC000-memory.dmp

Filesize
9.9MB

Download
memory/2180-1-0x0000000000BF0000-0x0000000000C08000-memory.dmp

Filesize
96KB

Download
memory/2196-18-0x00000000022D0000-0x00000000022D8000-memory.dmp

Filesize
32KB

Download
memory/2196-17-0x000000001B5A0000-0x000000001B882000-memory.dmp

Filesize
2.9MB

Download