xworm | 7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ce

General

Target

7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe
Size

68KB
MD5

9ba65b1cec7b981e2eb869d2cbf6be00
SHA1

a36e25b6ef250c0ff1f61d1bb77b5e88b7c69bc5
SHA256

7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ce
SHA512

86f873a183462a20493f8d4fb3e44c644621d5f03adb0e38e600e2ae7a21fc1eaef6ab1782b1e546c02ee2891e32bed88c11408a331890d91048cbf3ab1092fb
SSDEEP

1536:fpkLB+XhuvvlWHeym2J57BnoiS1A+bpycMicd160MhvO7ogns:fG2eP2vBVL+bpeJMJO7bs

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:62086

22.ip.gl.ply.gg:62086

Attributes

Install_directory
%AppData%
install_file
XClient.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2356-1-0x0000000000460000-0x0000000000478000-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
4512	powershell.exe
5036	powershell.exe
2756	powershell.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
5036	powershell.exe
5036	powershell.exe
2756	powershell.exe
2756	powershell.exe
3016	powershell.exe
3016	powershell.exe
4512	powershell.exe
4512	powershell.exe
2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe
Token: SeDebugPrivilege	5036	powershell.exe
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeDebugPrivilege	3016	powershell.exe
Token: SeDebugPrivilege	4512	powershell.exe
Token: SeDebugPrivilege	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 5036	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe	83
PID 2356 wrote to memory of 5036	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe	83
PID 2356 wrote to memory of 2756	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe	85
PID 2356 wrote to memory of 2756	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe	85
PID 2356 wrote to memory of 3016	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe	87
PID 2356 wrote to memory of 3016	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe	87
PID 2356 wrote to memory of 4512	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe	89
PID 2356 wrote to memory of 4512	2356	7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe	89

C:\Users\Admin\AppData\Local\Temp\7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe
"C:\Users\Admin\AppData\Local\Temp\7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe"
1⤵
- Checks computer location settings
- 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:2356
- 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\7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5036
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '7d68c4650161b00510b6fd0ef8317997f4a262ad6d53544ae86e335c9b7ea3ceN.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2756
- 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:3016
- 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:4512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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
6d42b6da621e8df5674e26b799c8e2aa

SHA1
ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

SHA256
5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

SHA512
53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

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

Filesize
944B

MD5
98baf5117c4fcec1692067d200c58ab3

SHA1
5b33a57b72141e7508b615e17fb621612cb8e390

SHA256
30bf8496e9a08f4fdfe4767abcd565f92b6da06ca1c7823a70cb7cab16262e51

SHA512
344a70bfc037d54176f12db91f05bf4295bb587a5062fd1febe6f52853571170bd8ef6042cb87b893185bbae1937cf77b679d7970f8cc1c2666b0b7c1b32987d

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

Filesize
944B

MD5
ba169f4dcbbf147fe78ef0061a95e83b

SHA1
92a571a6eef49fff666e0f62a3545bcd1cdcda67

SHA256
5ef1421e19fde4bc03cd825dd7d6c0e7863f85fd8f0aa4a4d4f8d555dc7606d1

SHA512
8d2e5e552210dcda684682538bc964fdd8a8ff5b24cc2cc8af813729f0202191f98eb42d38d2355df17ae620fe401aad6ceaedaed3b112fdacd32485a3a0c07c

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_elcjqbdc.1cq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2356-0-0x00007FF98BE83000-0x00007FF98BE85000-memory.dmp

Filesize
8KB

Download
memory/2356-1-0x0000000000460000-0x0000000000478000-memory.dmp

Filesize
96KB

Download
memory/2356-56-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/2356-57-0x00007FF98BE83000-0x00007FF98BE85000-memory.dmp

Filesize
8KB

Download
memory/2356-58-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/5036-13-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/5036-14-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/5036-17-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/5036-12-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/5036-2-0x0000024EFDFF0000-0x0000024EFE012000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads