xworm | 310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8

Analysis

max time kernel
146s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-11-2024 02:09

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General

Target

310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8.exe
Size

337KB
MD5

a8bf7d1f42ce4fe13c76e01befe367fa
SHA1

add32173cf45061d651b75f8b7ab33f86fdfbee7
SHA256

310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8
SHA512

eba707226d114c4405b25b627ee38ba5b2c24cf353fdafd1d78dd90c0fed5de67a2c8c0846609ad7d554306191836667f00dd896d12215fd769c6f36f0f58e2d
SSDEEP

3072:rXjgxzi3Z80WaXjTa4X+oFM3bUiS75l/NTugUJV21KFpwqEBOrNoq98wSpvbUP:rzgxAZ82a4XrFXSlQqrR98XU

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

185.84.161.66:5000

Attributes

Install_directory
%AppData%
install_file
XClient.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000c000000023b7b-13.dat	family_xworm
behavioral2/memory/5028-22-0x00000000006C0000-0x00000000006D8000-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
2324	powershell.exe
1312	powershell.exe
1200	powershell.exe
852	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	BLACKSUPER X.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 4 IoCs

pid	Process
4368	P00LCUE.exe
5028	BLACKSUPER X.exe
2584	XClient.exe
3608	XClient.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	BLACKSUPER X.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
16	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
4492	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe
4368	P00LCUE.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	5028	BLACKSUPER X.exe
Token: SeDebugPrivilege	2324	powershell.exe
Token: SeDebugPrivilege	1312	powershell.exe
Token: SeDebugPrivilege	1200	powershell.exe
Token: SeDebugPrivilege	852	powershell.exe
Token: SeDebugPrivilege	5028	BLACKSUPER X.exe
Token: SeDebugPrivilege	2584	XClient.exe
Token: SeDebugPrivilege	3608	XClient.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5028	BLACKSUPER X.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 512 wrote to memory of 4368	512	310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8.exe	87
PID 512 wrote to memory of 4368	512	310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8.exe	87
PID 512 wrote to memory of 5028	512	310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8.exe	89
PID 512 wrote to memory of 5028	512	310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8.exe	89
PID 4368 wrote to memory of 3984	4368	P00LCUE.exe	90
PID 4368 wrote to memory of 3984	4368	P00LCUE.exe	90
PID 4368 wrote to memory of 4752	4368	P00LCUE.exe	91
PID 4368 wrote to memory of 4752	4368	P00LCUE.exe	91
PID 5028 wrote to memory of 2324	5028	BLACKSUPER X.exe	93
PID 5028 wrote to memory of 2324	5028	BLACKSUPER X.exe	93
PID 5028 wrote to memory of 1312	5028	BLACKSUPER X.exe	97
PID 5028 wrote to memory of 1312	5028	BLACKSUPER X.exe	97
PID 5028 wrote to memory of 1200	5028	BLACKSUPER X.exe	99
PID 5028 wrote to memory of 1200	5028	BLACKSUPER X.exe	99
PID 5028 wrote to memory of 852	5028	BLACKSUPER X.exe	102
PID 5028 wrote to memory of 852	5028	BLACKSUPER X.exe	102
PID 5028 wrote to memory of 4492	5028	BLACKSUPER X.exe	104
PID 5028 wrote to memory of 4492	5028	BLACKSUPER X.exe	104

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\310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8.exe
"C:\Users\Admin\AppData\Local\Temp\310c6e4649169990ced7e39f97fade780c725e8ecac3c7a6fe4a8e3d1b874bc8.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:512
- C:\Users\Admin\AppData\Local\Temp\P00LCUE.exe
  "C:\Users\Admin\AppData\Local\Temp\P00LCUE.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4368
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c cls
    3⤵
    PID:3984
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c cls
    3⤵
    PID:4752
- C:\Users\Admin\AppData\Local\Temp\BLACKSUPER X.exe
  "C:\Users\Admin\AppData\Local\Temp\BLACKSUPER X.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5028
- - 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\BLACKSUPER X.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious use of AdjustPrivilegeToken
    PID:2324
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'BLACKSUPER X.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious use of AdjustPrivilegeToken
    PID:1312
- - 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'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious use of AdjustPrivilegeToken
    PID:1200
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious use of AdjustPrivilegeToken
    PID:852
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XClient" /tr "C:\Users\Admin\AppData\Roaming\XClient.exe"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4492

C:\Users\Admin\AppData\Roaming\XClient.exe
C:\Users\Admin\AppData\Roaming\XClient.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2584

C:\Users\Admin\AppData\Roaming\XClient.exe
C:\Users\Admin\AppData\Roaming\XClient.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3608

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\Local\Microsoft\CLR_v4.0\UsageLogs\XClient.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
cadef9abd087803c630df65264a6c81c

SHA1
babbf3636c347c8727c35f3eef2ee643dbcc4bd2

SHA256
cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438

SHA512
7278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085

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

Filesize
944B

MD5
6b97269f08b90f3e320263b819ab65f4

SHA1
bcf08499ba359e0025e7684ed6eabda50994bf5b

SHA256
ae5ac000d7319e288ee671a3f6d1077b5274eb8f8d5bef368ee7fdef204e063e

SHA512
5395720a94597b6ad64fdc7d1419eecba1fa0a2f913e71d444feaea60ade4fc66f0799d7ad3660ca15550a45b08e0794e757e48ef4ca3e3496771bd909b26220

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

Filesize
944B

MD5
e60eb305a7b2d9907488068b7065abd3

SHA1
1643dd7f915ac50c75bc01c53d68c5dafb9ce28d

SHA256
ad07460e061642c0dd4e7dfa7b821aacce873e290389e72f708e9f3504f9d135

SHA512
95c45afec6fa4e0b2a21edd10a6b2dc30568810c67bc9bc34d98ab111c48261f377a370583adb27e08616b0108026c119493b1b093b52ce931117e646b46cb7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\BLACKSUPER X.exe

Filesize
69KB

MD5
2d58b179ec133f1016a2496a96c5da20

SHA1
f5b59d6c3c382295d5d5fed1aed04342a7ab7f2e

SHA256
ea9c924bd79e33535b8d6537da0a320ce89d6700697173397bb0a31341831a1b

SHA512
486e8248f14d721519bd3701d8dfaf6b8e5af2bce02825fac078402c5ac4a1ceff72af2c36eb3a5c3006aaef0eb00ae8b2289d5a2b8b149e50e7bc7e2bad5abc

Download Submit
C:\Users\Admin\AppData\Local\Temp\P00LCUE.exe

Filesize
49KB

MD5
82389acf1b04e8442fdafa7c49c29a97

SHA1
573bbc1861498616a8fe79762de0fe3441e0ab21

SHA256
70ef677a281065331f49877743d7674891ccb1e63023fbc17e4d6c2e9f28b27a

SHA512
4d87d48265510da16fd22920bbbc4476278e1991b62584c320b020d53dcd7ca9b718d9f10750f63b25df1a741ef10369da013e880a3d979ef3faff9332fd3eb1

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bbnyk1gf.2sl.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/512-21-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/512-36-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/512-0-0x00007FFBC5133000-0x00007FFBC5135000-memory.dmp

Filesize
8KB

Download
memory/512-1-0x0000000000EC0000-0x0000000000F1A000-memory.dmp

Filesize
360KB

Download
memory/2324-31-0x0000028112C70000-0x0000028112C92000-memory.dmp

Filesize
136KB

Download
memory/5028-25-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/5028-23-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/5028-22-0x00000000006C0000-0x00000000006D8000-memory.dmp

Filesize
96KB

Download
memory/5028-72-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/5028-78-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download