xworm | 1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05

General

Target

1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe
Size

188KB
MD5

e796b778b392f06de4d340ec0f88b4cc
SHA1

32561bf3b022aef8a62bac3e820ef7e3bc648f57
SHA256

1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05
SHA512

dcdbeb8d1720b2bfe8ce8c2311414b71ec090eb94db53d379c08cbf7b17a25ac4bc9488315e867406bb1661a76df223c953f01c7d40997fdf9ccb20daaf4c8c7
SSDEEP

3072:2rhv4AbmL4mkbrz9EO7PvJKRUGKXs+S++7KFSbxeY+qDDrMn:2r7bmclbX3ZGqStKEbxI

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

23.ip.gl.ply.gg:57660

Attributes

Install_directory
%AppData%
install_file
msedge.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2588-1-0x0000000000220000-0x0000000000254000-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
2648	powershell.exe
2896	powershell.exe
2940	powershell.exe
3060	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\msedge.lnk	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\msedge.lnk	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\msedge = "C:\\Users\\Admin\\AppData\\Roaming\\msedge.exe"	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2648	powershell.exe
2896	powershell.exe
2940	powershell.exe
3060	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe
Token: SeDebugPrivilege	2648	powershell.exe
Token: SeDebugPrivilege	2896	powershell.exe
Token: SeDebugPrivilege	2940	powershell.exe
Token: SeDebugPrivilege	3060	powershell.exe
Token: SeDebugPrivilege	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 2648	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	30
PID 2588 wrote to memory of 2648	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	30
PID 2588 wrote to memory of 2648	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	30
PID 2588 wrote to memory of 2896	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	32
PID 2588 wrote to memory of 2896	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	32
PID 2588 wrote to memory of 2896	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	32
PID 2588 wrote to memory of 2940	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	34
PID 2588 wrote to memory of 2940	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	34
PID 2588 wrote to memory of 2940	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	34
PID 2588 wrote to memory of 3060	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	36
PID 2588 wrote to memory of 3060	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	36
PID 2588 wrote to memory of 3060	2588	1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe	36

C:\Users\Admin\AppData\Local\Temp\1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe
"C:\Users\Admin\AppData\Local\Temp\1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2588
- 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\1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2648
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '1ff08d4cbe1a41c10692941c7835b93ea5738057dc381cf4704136436911df05.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2896
- 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\msedge.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2940
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'msedge.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3060

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
cf8b47ab6986594d89d312344601f016

SHA1
55b2a2b01aee8297ab28c6c6ac88e560bc882fcc

SHA256
5e00f9289d7ef6e92e51e214e07de2003dcf5e3fe7ff513a1f6e0886c72890e8

SHA512
e476b73e88e612f980b80785f85c2a0dd00a1e372129a456ce177c646205a554ad096950b9d88930307dd0e916199e01abdc2ab3431684f24c29d781ca23a563

Download Submit
memory/2588-0-0x000007FEF53B3000-0x000007FEF53B4000-memory.dmp

Filesize
4KB

Download
memory/2588-1-0x0000000000220000-0x0000000000254000-memory.dmp

Filesize
208KB

Download
memory/2588-32-0x000000001B0A0000-0x000000001B120000-memory.dmp

Filesize
512KB

Download
memory/2588-33-0x000007FEF53B3000-0x000007FEF53B4000-memory.dmp

Filesize
4KB

Download
memory/2588-34-0x000000001B0A0000-0x000000001B120000-memory.dmp

Filesize
512KB

Download
memory/2648-6-0x0000000002BE0000-0x0000000002C60000-memory.dmp

Filesize
512KB

Download
memory/2648-7-0x000000001B520000-0x000000001B802000-memory.dmp

Filesize
2.9MB

Download
memory/2648-8-0x00000000022D0000-0x00000000022D8000-memory.dmp

Filesize
32KB

Download
memory/2896-14-0x000000001B5F0000-0x000000001B8D2000-memory.dmp

Filesize
2.9MB

Download
memory/2896-15-0x0000000002240000-0x0000000002248000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads