xworm | cce1ff065d5401679f060d6daa0de21c639f744f7ef6398578201c92d62c1154

General

Target

53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe
Size

255KB
MD5

e03c1771945c884883a82704a93ca453
SHA1

78609d9940ec6e59db7961ec2ac859c68ce81186
SHA256

53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df
SHA512

ed063720d08c2cd8b674101b5d457795ec570fee19c1e0747fd708428f7b8ae9736cfc02ace2fdc0040cc15019163fa86fba22147c68d77fc22be95d3343ab6d
SSDEEP

3072:sH++bXekOTbSiLvAzII9x66AOag74srxxVfPWKvQIFY623:snbGCqONxTGqQI+62

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

23.ip.gl.ply.gg:7972

Attributes

Install_directory
%AppData%
install_file
svchost.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/1984-1-0x0000000001090000-0x00000000010D6000-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
3056	powershell.exe
2752	powershell.exe
2236	powershell.exe
2704	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2236	powershell.exe
2704	powershell.exe
3056	powershell.exe
2752	powershell.exe
1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe
Token: SeDebugPrivilege	2236	powershell.exe
Token: SeDebugPrivilege	2704	powershell.exe
Token: SeDebugPrivilege	3056	powershell.exe
Token: SeDebugPrivilege	2752	powershell.exe
Token: SeDebugPrivilege	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2236	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	31
PID 1984 wrote to memory of 2236	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	31
PID 1984 wrote to memory of 2236	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	31
PID 1984 wrote to memory of 2704	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	33
PID 1984 wrote to memory of 2704	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	33
PID 1984 wrote to memory of 2704	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	33
PID 1984 wrote to memory of 3056	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	35
PID 1984 wrote to memory of 3056	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	35
PID 1984 wrote to memory of 3056	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	35
PID 1984 wrote to memory of 2752	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	37
PID 1984 wrote to memory of 2752	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	37
PID 1984 wrote to memory of 2752	1984	53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe	37

C:\Users\Admin\AppData\Local\Temp\53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe
"C:\Users\Admin\AppData\Local\Temp\53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe"
1⤵
- 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:1984
- 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\53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2236
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2704
- 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:3056
- 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:2752

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
a60d3765cd202323fe112bbc53fddc06

SHA1
608b3a64854205782a31aa280398159a6faa085d

SHA256
c789c17b4009eee85bd21240bf69d9257b28dfe0ab34c08c65155260b4f7c934

SHA512
c8e5a0373e77de3ea344905a57a3d76ccda64558018cc9e4f06ecbbcafe99eefed7a4365b69cd0d39033efa4951a21b8e5b58e865bc0846df7c149e023b861f5

Download Submit
memory/1984-0-0x000007FEF5863000-0x000007FEF5864000-memory.dmp

Filesize
4KB

Download
memory/1984-1-0x0000000001090000-0x00000000010D6000-memory.dmp

Filesize
280KB

Download
memory/1984-31-0x000007FEF5863000-0x000007FEF5864000-memory.dmp

Filesize
4KB

Download
memory/2236-6-0x0000000002B50000-0x0000000002BD0000-memory.dmp

Filesize
512KB

Download
memory/2236-7-0x000000001B700000-0x000000001B9E2000-memory.dmp

Filesize
2.9MB

Download
memory/2236-8-0x0000000001D10000-0x0000000001D18000-memory.dmp

Filesize
32KB

Download
memory/2704-15-0x0000000002810000-0x0000000002818000-memory.dmp

Filesize
32KB

Download
memory/2704-14-0x000000001B580000-0x000000001B862000-memory.dmp

Filesize
2.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads