xworm | 3e6f0de70c94df15b3aecb8ce4370e26b62fa38a24bf3710d0d9f0a28b4da656

Analysis

max time kernel
63s
max time network
66s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/11/2024, 00:42

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General

Target

FPS_BY FILMGODX.exe
Size

98KB
MD5

20f5290def51514fefaed2b744ed961c
SHA1

546f5c611c1d35c5104e2792c76934746f637987
SHA256

3e6f0de70c94df15b3aecb8ce4370e26b62fa38a24bf3710d0d9f0a28b4da656
SHA512

578c4cc3b0375587d13f4b6f28d063322aa4df1dc3a439bc2f22da57475d191b78f7cc6590483ba4462af5a70d7aa73fb6784ae527e46f8e64cb31b3274ef3e2
SSDEEP

3072:gZtcSVYnM7ByozguHogUDqGB5xY7iBCYs9:gXFyaByoUuInqs0

Score

10^/10

xworm discovery execution persistence rat spyware stealer trojan

Malware Config

Extracted

Family

xworm

45.141.27.248:7777

Attributes

Install_directory
%AppData%
install_file
svchost.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000023c96-9.dat	family_xworm
behavioral1/memory/4676-17-0x0000000000F40000-0x0000000000F5A000-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
440	powershell.exe
3692	powershell.exe
1616	powershell.exe
5012	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	FPS_BY FILMGODX.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	svchost.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 2 IoCs

pid	Process
4676	svchost.exe
3524	svchost.exe

Modifies file permissions 1 TTPs 8 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3672	takeown.exe
1720	takeown.exe
4976	takeown.exe
4080	takeown.exe
4940	takeown.exe
2552	takeown.exe
3980	takeown.exe
1200	takeown.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	svchost.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
12	ip-api.com

Power Settings 1 TTPs 3 IoCs

powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

persistence

Power Settings

T1653

pid	Process
1140	powercfg.exe
756	powercfg.exe
2856	powercfg.exe

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
3612	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
440	powershell.exe
440	powershell.exe
3692	powershell.exe
3692	powershell.exe
1616	powershell.exe
1616	powershell.exe
5012	powershell.exe
5012	powershell.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe
4676	svchost.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	4676	svchost.exe
Token: SeDebugPrivilege	440	powershell.exe
Token: SeDebugPrivilege	3692	powershell.exe
Token: SeDebugPrivilege	1616	powershell.exe
Token: SeDebugPrivilege	5012	powershell.exe
Token: SeDebugPrivilege	4676	svchost.exe
Token: SeDebugPrivilege	3524	svchost.exe
Token: SeShutdownPrivilege	1140	powercfg.exe
Token: SeCreatePagefilePrivilege	1140	powercfg.exe
Token: SeShutdownPrivilege	756	powercfg.exe
Token: SeCreatePagefilePrivilege	756	powercfg.exe
Token: SeShutdownPrivilege	2856	powercfg.exe
Token: SeCreatePagefilePrivilege	2856	powercfg.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4676	svchost.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 380	2692	FPS_BY FILMGODX.exe	83
PID 2692 wrote to memory of 380	2692	FPS_BY FILMGODX.exe	83
PID 2692 wrote to memory of 4676	2692	FPS_BY FILMGODX.exe	85
PID 2692 wrote to memory of 4676	2692	FPS_BY FILMGODX.exe	85
PID 380 wrote to memory of 3300	380	cmd.exe	86
PID 380 wrote to memory of 3300	380	cmd.exe	86
PID 380 wrote to memory of 4216	380	cmd.exe	87
PID 380 wrote to memory of 4216	380	cmd.exe	87
PID 380 wrote to memory of 4900	380	cmd.exe	88
PID 380 wrote to memory of 4900	380	cmd.exe	88
PID 4676 wrote to memory of 440	4676	svchost.exe	95
PID 4676 wrote to memory of 440	4676	svchost.exe	95
PID 4676 wrote to memory of 3692	4676	svchost.exe	97
PID 4676 wrote to memory of 3692	4676	svchost.exe	97
PID 4676 wrote to memory of 1616	4676	svchost.exe	99
PID 4676 wrote to memory of 1616	4676	svchost.exe	99
PID 4676 wrote to memory of 5012	4676	svchost.exe	101
PID 4676 wrote to memory of 5012	4676	svchost.exe	101
PID 4676 wrote to memory of 3612	4676	svchost.exe	103
PID 4676 wrote to memory of 3612	4676	svchost.exe	103
PID 380 wrote to memory of 1140	380	cmd.exe	121
PID 380 wrote to memory of 1140	380	cmd.exe	121
PID 380 wrote to memory of 756	380	cmd.exe	122
PID 380 wrote to memory of 756	380	cmd.exe	122
PID 380 wrote to memory of 2856	380	cmd.exe	123
PID 380 wrote to memory of 2856	380	cmd.exe	123
PID 380 wrote to memory of 2552	380	cmd.exe	124
PID 380 wrote to memory of 2552	380	cmd.exe	124
PID 380 wrote to memory of 3980	380	cmd.exe	125
PID 380 wrote to memory of 3980	380	cmd.exe	125
PID 380 wrote to memory of 1200	380	cmd.exe	126
PID 380 wrote to memory of 1200	380	cmd.exe	126
PID 380 wrote to memory of 3672	380	cmd.exe	127
PID 380 wrote to memory of 3672	380	cmd.exe	127
PID 380 wrote to memory of 1720	380	cmd.exe	128
PID 380 wrote to memory of 1720	380	cmd.exe	128
PID 380 wrote to memory of 4976	380	cmd.exe	129
PID 380 wrote to memory of 4976	380	cmd.exe	129
PID 380 wrote to memory of 4080	380	cmd.exe	130
PID 380 wrote to memory of 4080	380	cmd.exe	130
PID 380 wrote to memory of 4940	380	cmd.exe	131
PID 380 wrote to memory of 4940	380	cmd.exe	131

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\FPS_BY FILMGODX.exe
"C:\Users\Admin\AppData\Local\Temp\FPS_BY FILMGODX.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\FPS_BY FILMGODX.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:380
- - C:\Windows\system32\mode.com
    Mode 100,25
    3⤵
    PID:3300
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:4216
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "prompt #$H#$E# & echo on & for %b in (1) do rem"
    3⤵
    PID:4900
- - C:\Windows\system32\powercfg.exe
    powercfg -delete 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c
    3⤵
    - Power Settings
    - Suspicious use of AdjustPrivilegeToken
    PID:1140
- - C:\Windows\system32\powercfg.exe
    powercfg -delete 381b4222-f694-41f0-9685-ff5bb260df2e
    3⤵
    - Power Settings
    - Suspicious use of AdjustPrivilegeToken
    PID:756
- - C:\Windows\system32\powercfg.exe
    powercfg -delete a1841308-3541-4fab-bc81-f71556f20b4a
    3⤵
    - Power Settings
    - Suspicious use of AdjustPrivilegeToken
    PID:2856
- - C:\Windows\system32\takeown.exe
    takeown /f "C:\Users\Admin\AppData\Local\Temp" /r /d y
    3⤵
    - Modifies file permissions
    PID:2552
- - C:\Windows\system32\takeown.exe
    takeown /f "C:\Windows\Temp" /r /d y
    3⤵
    - Modifies file permissions
    PID:3980
- - C:\Windows\system32\takeown.exe
    takeown /f "C:\Windows\Temp" /r /d y
    3⤵
    - Modifies file permissions
    PID:1200
- - C:\Windows\system32\takeown.exe
    takeown /f C:\Users\Admin\AppData\Local\Temp /r /d y
    3⤵
    - Modifies file permissions
    PID:3672
- - C:\Windows\system32\takeown.exe
    takeown /f "C:\Users\Admin\AppData\Local\Temp" /r /d y
    3⤵
    - Modifies file permissions
    PID:1720
- - C:\Windows\system32\takeown.exe
    takeown /f "C:\Users\Admin\AppData\Local\Temp" /r /d y
    3⤵
    - Modifies file permissions
    PID:4976
- - C:\Windows\system32\takeown.exe
    takeown /f "C:\Windows\Temp" /r /d y
    3⤵
    - Modifies file permissions
    PID:4080
- - C:\Windows\system32\takeown.exe
    takeown /f "C:\Windows\Temp" /r /d y
    3⤵
    - Modifies file permissions
    PID:4940
- C:\Users\Admin\AppData\Roaming\svchost.exe
  "C:\Users\Admin\AppData\Roaming\svchost.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4676
- - 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'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:440
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3692
- - 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'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1616
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5012
- - 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"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:3612

C:\Users\Admin\AppData\Roaming\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3524

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

Power Settings

T1653

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

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

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

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

Filesize
944B

MD5
bd5940f08d0be56e65e5f2aaf47c538e

SHA1
d7e31b87866e5e383ab5499da64aba50f03e8443

SHA256
2d2f364c75bd2897504249f42cdf1d19374f5230aad68fa9154ea3d03e3031a6

SHA512
c34d10c7e07da44a180fae9889b61f08903aa84e8ddfa80c31c272b1ef9d491b8cec6b8a4c836c3cb1583fe8f4955c6a8db872515de3a9e10eae09610c959406

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

Filesize
944B

MD5
307f2ff88aa5285fefdac601d8e516b2

SHA1
adc77c4b60b0e3e0caf606cdfa12a14ac1114877

SHA256
0ab5bc86fe7d968023b8aefc17f229251ca596e4a7436581d921d762fdd6d569

SHA512
6cbd566c374841aae8a056dd83d570da5d583ee8c110a69e2cf840a4dc975a925e57f772449c7c805df51b8ecce2831e139509238bebe0b4b1d4a47d12182918

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

Filesize
944B

MD5
205f6010c033eefc37d63d8ce846bce4

SHA1
417b1aabb447765a2aa149529a1f4f52ded194ea

SHA256
993dbee9fb487dbdff56c09a1df360ea68b583bd8b28b2c315ec9d92639f3697

SHA512
c6bbd60c82ffbc3297d1d355ab3c6692de97da0b3bdd60ea4aacec6d27d360341cefa11a4411d7b8877d54d1177b48f4dc003e2a391031cc1a304b177689bfaf

Download Submit
C:\Users\Admin\AppData\Local\Temp\Log.tmp

Filesize
1B

MD5
8277e0910d750195b448797616e091ad

SHA1
3c363836cf4e16666669a25da280a1865c2d2874

SHA256
18ac3e7343f016890c510e93f935261169d9e3f565436429830faf0934f4f8e4

SHA512
48fb10b15f3d44a09dc82d02b06581e0c0c69478c9fd2cf8f9093659019a1687baecdbb38c9e72b12169dc4148690f87467f9154f5931c5df665c6496cbfd5f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\Log.tmp

Filesize
53B

MD5
c6ec36c570d7088bf926449f5efcd352

SHA1
f778819a4da8c4df90e908a12d808328a4a0b07d

SHA256
9bccc169b00d530bfc1f516e364f0f4cffd3580cc8591734588235ec5b8c7318

SHA512
a916d81b4ae30663d0d2c9843de0ecc45af1ac80daebd65430399aa876e06f85a00b3a18a82c1db2cb9dd07e736394511fa92131b8aca2002dfaf5975e52ae3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cz0swolr.tzm.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\FPS_BY FILMGODX.bat

Filesize
6KB

MD5
73fa858851ab9f0cb193111d183a3ba5

SHA1
3b6b20d02ce3e39a45b94984d150009e6ea501cb

SHA256
c63a1b8c63acb2c4cab3617934a7a88a7b7dc19a2a1144b7f1b1207ff95f26bb

SHA512
a08237eff698b5fee0909d1fc71a317d64408fd6cce378a259f7d3ac52577a927b553a10182d5d6552868d21a41a961760f49a987bbbaeadabefeee659457ba4

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

Filesize
77KB

MD5
a50564ade45c0a409bb38c06673d6ab9

SHA1
91fd3510c4ccdc50d0eb08249c945271171d5f9f

SHA256
120b13c9edbd9f2fff0ca2e31efb17cef3cac1ea1b4025e8bc7b512f74021a6e

SHA512
7fb99769609027e850c5d6d69912b5dfe82025f24947fa9bff8d88a966ffda315dee8c77086ef171cf75089b6b4d6cb98975b53cbba040c40af50248c4f65cd0

Download Submit
memory/440-27-0x0000028B99FF0000-0x0000028B9A012000-memory.dmp

Filesize
136KB

Download
memory/2692-0-0x00007FF940713000-0x00007FF940715000-memory.dmp

Filesize
8KB

Download
memory/2692-1-0x0000000000350000-0x000000000036E000-memory.dmp

Filesize
120KB

Download
memory/4676-19-0x00007FF940710000-0x00007FF9411D1000-memory.dmp

Filesize
10.8MB

Download
memory/4676-67-0x00007FF940710000-0x00007FF9411D1000-memory.dmp

Filesize
10.8MB

Download
memory/4676-68-0x000000001EAB0000-0x000000001EABC000-memory.dmp

Filesize
48KB

Download
memory/4676-17-0x0000000000F40000-0x0000000000F5A000-memory.dmp

Filesize
104KB

Download