xworm | 210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052

General

Target

210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe
Size

324KB
MD5

610f78dab4043f4ab8d964e226d6edcb
SHA1

383a33247a84f1e5a23334ea1a353d2e6aa7e855
SHA256

210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052
SHA512

0303eeb10caa59274e75676b9f1ad4c5baa7455fb8e3cb4d0a856ecc7d02224931df6c90c18e87fb2cf4212e97f33fa088ba1ae6eb93d39439bee5fbc48e7861
SSDEEP

3072:gA5ta1bMRRlOXk12l4mJe7UmuLchHPHo4bqRH33qGCNxxOe:xAbIMl4miUdLchvo4OlnqR

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

23.ip.gl.ply.gg:40630

147.185.221.23:40630

Attributes

Install_directory
%AppData%
install_file
svchost.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/820-0-0x0000000000DB0000-0x0000000000E08000-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
3400	powershell.exe
2268	powershell.exe
5084	powershell.exe
3396	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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.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

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5084	powershell.exe
5084	powershell.exe
3396	powershell.exe
3396	powershell.exe
3400	powershell.exe
3400	powershell.exe
2268	powershell.exe
2268	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe
Token: SeDebugPrivilege	5084	powershell.exe
Token: SeDebugPrivilege	3396	powershell.exe
Token: SeDebugPrivilege	3400	powershell.exe
Token: SeDebugPrivilege	2268	powershell.exe
Token: SeDebugPrivilege	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 820 wrote to memory of 5084	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe	94
PID 820 wrote to memory of 5084	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe	94
PID 820 wrote to memory of 3396	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe	96
PID 820 wrote to memory of 3396	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe	96
PID 820 wrote to memory of 3400	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe	98
PID 820 wrote to memory of 3400	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe	98
PID 820 wrote to memory of 2268	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe	100
PID 820 wrote to memory of 2268	820	210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe	100

C:\Users\Admin\AppData\Local\Temp\210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe
"C:\Users\Admin\AppData\Local\Temp\210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:820
- 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\210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5084
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '210e2e98bf88e3dd17e8ac1b8bdef59cd8fd93dcc5c579bf3a59830b30bc9052.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3396
- 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:3400
- 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:2268

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
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

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

Filesize
944B

MD5
e5663972c1caaba7088048911c758bf3

SHA1
3462dea0f9c2c16a9c3afdaef8bbb1f753c1c198

SHA256
9f7f29a4696876cadca3f14d7e43f9ede0c97fd64be3f5d94bda49a91b6a419e

SHA512
ff4e72c46cf083de62baa2ce2661555dd91b5f144294015f7b262fd4500cb67fe80e1871a82da63b607e3e9cef401f4b73c587bf1134637881ecad51aad1eddc

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

Filesize
944B

MD5
7a451cd1316d70a65910773fee8c3a43

SHA1
d2db32d5037153dd1d94565b51b5b385817a3c3d

SHA256
862d25ed22075f3d1f5e8d29a3c6e050dc91e53a4dc653c3f0f7c627a12ee26c

SHA512
60887f795036fbd6d25234c17dab4463a8a02f576ae8c07dd7b4c4ff1dba35f99b7301139ea051a7a80fdfc9e003a2f0c2dd0d444a82ecf87a3df21507332aa6

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xo1qh23l.5lh.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/820-1-0x00007FFA9D970000-0x00007FFA9DC39000-memory.dmp

Filesize
2.8MB

Download
memory/820-2-0x00007FFA9D970000-0x00007FFA9DC39000-memory.dmp

Filesize
2.8MB

Download
memory/820-0-0x0000000000DB0000-0x0000000000E08000-memory.dmp

Filesize
352KB

Download
memory/820-58-0x00007FFA9D970000-0x00007FFA9DC39000-memory.dmp

Filesize
2.8MB

Download
memory/820-57-0x00007FFA9D970000-0x00007FFA9DC39000-memory.dmp

Filesize
2.8MB

Download
memory/5084-3-0x00007FFA9D970000-0x00007FFA9DC39000-memory.dmp

Filesize
2.8MB

Download
memory/5084-18-0x00007FFA9D970000-0x00007FFA9DC39000-memory.dmp

Filesize
2.8MB

Download
memory/5084-11-0x000001BFF5A00000-0x000001BFF5A22000-memory.dmp

Filesize
136KB

Download
memory/5084-5-0x00007FFA9D970000-0x00007FFA9DC39000-memory.dmp

Filesize
2.8MB

Download
memory/5084-4-0x00007FFA9D970000-0x00007FFA9DC39000-memory.dmp

Filesize
2.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads