xworm | 61a2162fa323bb8c0e35af9f075097b9614fe0afc51980300965d50748148542

General

Target

0x000d000000016d07-5.exe
Size

41KB
MD5

2ccd9fcce0f1c3a68e96c082d1695ba1
SHA1

8b9551d5994f91d1b5b5b2e21c6ec16498c37719
SHA256

61a2162fa323bb8c0e35af9f075097b9614fe0afc51980300965d50748148542
SHA512

4dcebc04a7df2a4804bc4760e7fc3d6e7866e33077ee74828c0be344ea810d7df03e63ac341263321c66c615efaf76e82ff29629e94f6835c1493128e4a0cb2f
SSDEEP

768:JQoFcKGxfxmVuHSvtZZt4MX79Y40DpF9qBCaQhLOF3pGno:gKGmPfIF9qO1OxpGo

Score

10^/10

xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

seller-players.gl.at.ply.gg:62639

Mutex

1Mww4E9rSwril93I

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/memory/2468-0-0x0000000000FD0000-0x0000000000FE0000-memory.dmp	family_xworm
behavioral2/files/0x0007000000023441-8.dat	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

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	0x000d000000016d07-5.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\0x000d000000016d07-5.exe	0x000d000000016d07-5.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\0x000d000000016d07-5.exe	0x000d000000016d07-5.exe

Executes dropped EXE 2 IoCs

pid	Process
2672	0x000d000000016d07-5.exe
2204	0x000d000000016d07-5.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\0x000d000000016d07-5 = "C:\\Users\\Admin\\AppData\\Roaming\\0x000d000000016d07-5.exe"	0x000d000000016d07-5.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
976	schtasks.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2468	0x000d000000016d07-5.exe
Token: SeDebugPrivilege	2672	0x000d000000016d07-5.exe
Token: SeDebugPrivilege	2204	0x000d000000016d07-5.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 976	2468	0x000d000000016d07-5.exe	88
PID 2468 wrote to memory of 976	2468	0x000d000000016d07-5.exe	88

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\0x000d000000016d07-5.exe
"C:\Users\Admin\AppData\Local\Temp\0x000d000000016d07-5.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "0x000d000000016d07-5" /tr "C:\Users\Admin\AppData\Roaming\0x000d000000016d07-5.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:976

C:\Users\Admin\AppData\Roaming\0x000d000000016d07-5.exe
C:\Users\Admin\AppData\Roaming\0x000d000000016d07-5.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2672

C:\Users\Admin\AppData\Roaming\0x000d000000016d07-5.exe
C:\Users\Admin\AppData\Roaming\0x000d000000016d07-5.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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\0x000d000000016d07-5.exe.log

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

Download Submit
C:\Users\Admin\AppData\Roaming\0x000d000000016d07-5.exe

Filesize
41KB

MD5
2ccd9fcce0f1c3a68e96c082d1695ba1

SHA1
8b9551d5994f91d1b5b5b2e21c6ec16498c37719

SHA256
61a2162fa323bb8c0e35af9f075097b9614fe0afc51980300965d50748148542

SHA512
4dcebc04a7df2a4804bc4760e7fc3d6e7866e33077ee74828c0be344ea810d7df03e63ac341263321c66c615efaf76e82ff29629e94f6835c1493128e4a0cb2f

Download Submit
memory/2468-1-0x00007FF98BE83000-0x00007FF98BE85000-memory.dmp

Filesize
8KB

Download
memory/2468-0-0x0000000000FD0000-0x0000000000FE0000-memory.dmp

Filesize
64KB

Download
memory/2468-5-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/2468-6-0x00007FF98BE83000-0x00007FF98BE85000-memory.dmp

Filesize
8KB

Download
memory/2468-7-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/2672-10-0x00007FF98BE80000-0x00007FF98C941000-memory.dmp

Filesize
10.8MB

Download
memory/2672-12-0x00007FF98BE80000-0x00007FF98C941000-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