xworm | e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9

General

Target

e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe
Size

68KB
MD5

8fe37834502c9cad2a3f4bc4676e16c2
SHA1

b094f4930779e4736faef853eeea262dc8708884
SHA256

e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9
SHA512

1c2ad55d9f75e4ddf3a3fd50f53b49b01e2d8a05333fca8c08444fda8a97d8f3245c1373703ab2eb3ec1267e41cb79dc0df66049c36ae255ab97cccbd690c449
SSDEEP

1536:MATJ3GFPtJ+fEnKZy4bkd3Th64OP/KKoKiR:MATJ3GFfcHbkZOP/KKcR

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

africa-panels.gl.at.ply.gg:36327

Attributes

Install_directory
%AppData%
install_file
svchost.exe
telegram
https://api.telegram.org/bot7097357076:AAFNLSm-3pej5b-uWHuJ42vA2ifmYBH-Apk/sendMessage?chat_id=6237826260

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/memory/1232-1-0x0000000000430000-0x0000000000448000-memory.dmp	family_xworm
behavioral2/files/0x000a000000016985-60.dat	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
4292	powershell.exe
4692	powershell.exe
2488	powershell.exe
3596	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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe

Executes dropped EXE 2 IoCs

pid	Process
3440	svchost.exe
4992	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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.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
15	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
4996	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
4292	powershell.exe
4292	powershell.exe
4692	powershell.exe
4692	powershell.exe
2488	powershell.exe
2488	powershell.exe
3596	powershell.exe
3596	powershell.exe
1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe
Token: SeDebugPrivilege	4292	powershell.exe
Token: SeDebugPrivilege	4692	powershell.exe
Token: SeDebugPrivilege	2488	powershell.exe
Token: SeDebugPrivilege	3596	powershell.exe
Token: SeDebugPrivilege	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe
Token: SeDebugPrivilege	3440	svchost.exe
Token: SeDebugPrivilege	4992	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1232 wrote to memory of 4292	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	87
PID 1232 wrote to memory of 4292	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	87
PID 1232 wrote to memory of 4692	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	89
PID 1232 wrote to memory of 4692	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	89
PID 1232 wrote to memory of 2488	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	91
PID 1232 wrote to memory of 2488	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	91
PID 1232 wrote to memory of 3596	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	93
PID 1232 wrote to memory of 3596	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	93
PID 1232 wrote to memory of 4996	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	95
PID 1232 wrote to memory of 4996	1232	e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe	95

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\e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe
"C:\Users\Admin\AppData\Local\Temp\e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.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:1232
- 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\e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4292
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4692
- 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:2488
- 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:3596
- 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:4996

C:\Users\Admin\AppData\Roaming\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3440

C:\Users\Admin\AppData\Roaming\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

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\CLR_v4.0\UsageLogs\svchost.exe.log

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

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

Filesize
944B

MD5
3a6bad9528f8e23fb5c77fbd81fa28e8

SHA1
f127317c3bc6407f536c0f0600dcbcf1aabfba36

SHA256
986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05

SHA512
846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2

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

Filesize
944B

MD5
3b444d3f0ddea49d84cc7b3972abe0e6

SHA1
0a896b3808e68d5d72c2655621f43b0b2c65ae02

SHA256
ab075b491d20c6f66c7bd40b57538c1cfdaab5aac4715bfe3bbc7f4745860a74

SHA512
eb0ab5d68472ec42de4c9b6d84306d7bca3874be1d0ac572030a070f21a698432418068e1a6006ff88480be8c8f54c769dee74b2def403f734109dba7261f36b

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

Filesize
944B

MD5
36c0eb4cc9fdffc5d2d368d7231ad514

SHA1
ce52fda315ce5c60a0af506f87edb0c2b3fdebcc

SHA256
f6efe796606c4be6422dfd070d8c8e1bcda5852520633e3ef071541ff29f359b

SHA512
4ad7de3b286152386c4cfecb07d004d9ee3976c4e397d6a13b1ddee6524c4cb78b1c4bc9c2f984f321082f6ed6da2a2cd93f9954fd378b46f24fbf19bd15fb54

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pqknsuon.cmi.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
68KB

MD5
8fe37834502c9cad2a3f4bc4676e16c2

SHA1
b094f4930779e4736faef853eeea262dc8708884

SHA256
e5f8cfe6e345649c62e0841baf930dc2f9274205e0eb7bd8d90c9099967fc7b9

SHA512
1c2ad55d9f75e4ddf3a3fd50f53b49b01e2d8a05333fca8c08444fda8a97d8f3245c1373703ab2eb3ec1267e41cb79dc0df66049c36ae255ab97cccbd690c449

Download Submit
memory/1232-1-0x0000000000430000-0x0000000000448000-memory.dmp

Filesize
96KB

Download
memory/1232-2-0x00007FF9837D0000-0x00007FF984291000-memory.dmp

Filesize
10.8MB

Download
memory/1232-0-0x00007FF9837D3000-0x00007FF9837D5000-memory.dmp

Filesize
8KB

Download
memory/1232-58-0x00007FF9837D0000-0x00007FF984291000-memory.dmp

Filesize
10.8MB

Download
memory/1232-57-0x00007FF9837D3000-0x00007FF9837D5000-memory.dmp

Filesize
8KB

Download
memory/4292-13-0x000001FED01D0000-0x000001FED01F2000-memory.dmp

Filesize
136KB

Download
memory/4292-18-0x00007FF9837D0000-0x00007FF984291000-memory.dmp

Filesize
10.8MB

Download
memory/4292-15-0x00007FF9837D0000-0x00007FF984291000-memory.dmp

Filesize
10.8MB

Download
memory/4292-14-0x00007FF9837D0000-0x00007FF984291000-memory.dmp

Filesize
10.8MB

Download
memory/4292-3-0x00007FF9837D0000-0x00007FF984291000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads