xworm | 62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9

General

Target

62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe
Size

34KB
MD5

4b16d5aa43562f7860fef6f93b444ab0
SHA1

cba12e617ac366cc18cc3f2cf84edd58fd0ab4b1
SHA256

62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9
SHA512

dd55f368c5703dd4751061068e2f9f44c6dbfa84bc7a06b343b338e92a59e72fb6abb8b355fe35b52deb59d27b059894aadb4d07c330e3b7e9b8069e9b0859e2
SSDEEP

768:AYBpz/QvWZqvoXu24OFrCxxF39XTp6LOjh/bU:AYBpz/QvwtbFGrF39XV6LOjN4

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:26848

on-modules.gl.at.ply.gg:26848

Mutex

wrmsNSNXixl9dMEG

Attributes

Install_directory
%AppData%
install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/1384-1-0x00000000005C0000-0x00000000005CE000-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
684	powershell.exe
1452	powershell.exe
3556	powershell.exe
3568	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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Host = "C:\\Users\\Admin\\AppData\\Roaming\\Host"	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe

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
684	powershell.exe
684	powershell.exe
1452	powershell.exe
1452	powershell.exe
3556	powershell.exe
3556	powershell.exe
3568	powershell.exe
3568	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe
Token: SeDebugPrivilege	684	powershell.exe
Token: SeDebugPrivilege	1452	powershell.exe
Token: SeDebugPrivilege	3556	powershell.exe
Token: SeDebugPrivilege	3568	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1384 wrote to memory of 684	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe	90
PID 1384 wrote to memory of 684	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe	90
PID 1384 wrote to memory of 1452	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe	93
PID 1384 wrote to memory of 1452	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe	93
PID 1384 wrote to memory of 3556	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe	98
PID 1384 wrote to memory of 3556	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe	98
PID 1384 wrote to memory of 3568	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe	100
PID 1384 wrote to memory of 3568	1384	62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe	100

C:\Users\Admin\AppData\Local\Temp\62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe
"C:\Users\Admin\AppData\Local\Temp\62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1384
- 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\62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:684
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '62ba4ec06510e37fb216b054b958f8d205e78e81963856e86aa05815d8bb46c9N.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1452
- 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\Host'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3556
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Host'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3568

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
f4038903775bd49192beef39594c3614

SHA1
db4d190d86ea4a231ce6b5408860220a1020077f

SHA256
97a71179aa74dbcd1c58694ee6d2fa7faa432312db4f803611ac478d9c0256ec

SHA512
059cf3c5afc9cc7eace9a6a9ae05db5ad1f7620e6def9885a317c377eb6cfe2056e4f3aa03c7a2035d21a332626d292116594303d97c5c82b8c5b0eedcbb9332

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

Filesize
944B

MD5
cc99384dbcb38d20538956b389ba35d7

SHA1
6265fcd2d0a0c8348600ea3544f26e622350949e

SHA256
4c118fb2b23ccd6b3fcf6daf67b7c83af83898f8c3733c8564ccdf47a32c0737

SHA512
a45196b5ffd8a8058be2aeabd425f054f67102b9642782ddd364053177f9772e5e5d72daa6f891fc888095a24dd8cecedf8f7a22469d45d54c33f0e957f0e74b

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

Filesize
944B

MD5
67e8893616f805af2411e2f4a1411b2a

SHA1
39bf1e1a0ddf46ce7c136972120f512d92827dcd

SHA256
ca0dfe104c1bf27f7e01999fcdabc16c6400c3da937c832c26bdbca322381d31

SHA512
164e911a9935e75c8be1a6ec3d31199a16ba2a1064da6c09d771b2a38dd7fddd142301ef55d67d90f306d3a454a1ce7b72e129ea42e44500b9b8c623a8d98b4d

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

Filesize
944B

MD5
a2c8179aaa149c0b9791b73ce44c04d1

SHA1
703361b0d43ec7f669304e7c0ffbbfdeb1e484ff

SHA256
c1d30342a40a2b6e7553da30ceb85754d33820f6fbb3bbbed1ceb30d6390de4a

SHA512
2e201dd457d055baad86f68c15bcc7beb48d6dc2ffc10db7f304eb93f697e7b45991cbde857d25da2c9c60c23f3e13df8b5ed5809c1753737a23096e296cc9e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i4t0rbjr.aux.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/684-12-0x00007FFBB5140000-0x00007FFBB5C01000-memory.dmp

Filesize
10.8MB

Download
memory/684-13-0x00007FFBB5140000-0x00007FFBB5C01000-memory.dmp

Filesize
10.8MB

Download
memory/684-14-0x00007FFBB5140000-0x00007FFBB5C01000-memory.dmp

Filesize
10.8MB

Download
memory/684-17-0x00007FFBB5140000-0x00007FFBB5C01000-memory.dmp

Filesize
10.8MB

Download
memory/684-11-0x000002077CDD0000-0x000002077CDF2000-memory.dmp

Filesize
136KB

Download
memory/1384-1-0x00000000005C0000-0x00000000005CE000-memory.dmp

Filesize
56KB

Download
memory/1384-0-0x00007FFBB5143000-0x00007FFBB5145000-memory.dmp

Filesize
8KB

Download
memory/1384-54-0x00007FFBB5140000-0x00007FFBB5C01000-memory.dmp

Filesize
10.8MB

Download
memory/1384-55-0x00007FFBB5143000-0x00007FFBB5145000-memory.dmp

Filesize
8KB

Download
memory/1384-56-0x00007FFBB5140000-0x00007FFBB5C01000-memory.dmp

Filesize
10.8MB

Download
memory/3556-41-0x00000192F6A10000-0x00000192F6C2C000-memory.dmp

Filesize
2.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads