xworm | df501e6c611c658df919bbe959e54b1080da39511a7de35ab3b5146e32584728

General

Target

0x0006000000022e58-20.exe
Size

38KB
MD5

390e5361e31cbc929e847ac6eb52fc83
SHA1

dbe0142f900ca40b01756f65f6059a073e776c37
SHA256

df501e6c611c658df919bbe959e54b1080da39511a7de35ab3b5146e32584728
SHA512

da8c785cf64c6d4ebfe6b4610ff51fccf5276dcfb87a5e7c4ba5dfe3ad1637ad1fc2ebff48073e5a948c2ac54dfbd97c7e60810942be80e1686a53fd892674d9
SSDEEP

768:ouTCWuUSucWKwJwqv2QHF89EP6dOMhg4d:ouTspTw/2MF89EP6dOMWm

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

5.182.87.154:7000

Mutex

Tb9D0Kzf4g8Fpa6f

Attributes

Install_directory
%AppData%
install_file
MShelper.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/372-0-0x0000000000380000-0x0000000000390000-memory.dmp	family_xworm

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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MShelper.lnk	0x0006000000022e58-20.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MShelper.lnk	0x0006000000022e58-20.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
1892	powershell.exe
2792	powershell.exe
2984	powershell.exe
1344	powershell.exe
372	0x0006000000022e58-20.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	372	0x0006000000022e58-20.exe
Token: SeDebugPrivilege	1892	powershell.exe
Token: SeDebugPrivilege	2792	powershell.exe
Token: SeDebugPrivilege	2984	powershell.exe
Token: SeDebugPrivilege	1344	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
372	0x0006000000022e58-20.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 372 wrote to memory of 1892	372	0x0006000000022e58-20.exe	28
PID 372 wrote to memory of 1892	372	0x0006000000022e58-20.exe	28
PID 372 wrote to memory of 1892	372	0x0006000000022e58-20.exe	28
PID 372 wrote to memory of 2792	372	0x0006000000022e58-20.exe	30
PID 372 wrote to memory of 2792	372	0x0006000000022e58-20.exe	30
PID 372 wrote to memory of 2792	372	0x0006000000022e58-20.exe	30
PID 372 wrote to memory of 2984	372	0x0006000000022e58-20.exe	32
PID 372 wrote to memory of 2984	372	0x0006000000022e58-20.exe	32
PID 372 wrote to memory of 2984	372	0x0006000000022e58-20.exe	32
PID 372 wrote to memory of 1344	372	0x0006000000022e58-20.exe	34
PID 372 wrote to memory of 1344	372	0x0006000000022e58-20.exe	34
PID 372 wrote to memory of 1344	372	0x0006000000022e58-20.exe	34

C:\Users\Admin\AppData\Local\Temp\0x0006000000022e58-20.exe
"C:\Users\Admin\AppData\Local\Temp\0x0006000000022e58-20.exe"
1⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:372
- 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\0x0006000000022e58-20.exe'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1892
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '0x0006000000022e58-20.exe'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2792
- 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\MShelper.exe'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2984
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'MShelper.exe'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
7KB

MD5
c65d31b79dc27811b51f75885989b0c5

SHA1
babb76f6fe744961f24d4db236a833472655c42d

SHA256
5e96a5e6d851bab06368715ca30f0c2bf87bd330d452404c2bca531f4858a824

SHA512
db7e4340e0c36715cd7bb86cfbe4011fe462c4b28defa7d7f951288c1c8c5d3aa8c84f8fca8228e027af4d499e438166785bc4d0feba8f95c429eb133fb9b2e0

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

Filesize
7KB

MD5
c65d31b79dc27811b51f75885989b0c5

SHA1
babb76f6fe744961f24d4db236a833472655c42d

SHA256
5e96a5e6d851bab06368715ca30f0c2bf87bd330d452404c2bca531f4858a824

SHA512
db7e4340e0c36715cd7bb86cfbe4011fe462c4b28defa7d7f951288c1c8c5d3aa8c84f8fca8228e027af4d499e438166785bc4d0feba8f95c429eb133fb9b2e0

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

Filesize
7KB

MD5
c65d31b79dc27811b51f75885989b0c5

SHA1
babb76f6fe744961f24d4db236a833472655c42d

SHA256
5e96a5e6d851bab06368715ca30f0c2bf87bd330d452404c2bca531f4858a824

SHA512
db7e4340e0c36715cd7bb86cfbe4011fe462c4b28defa7d7f951288c1c8c5d3aa8c84f8fca8228e027af4d499e438166785bc4d0feba8f95c429eb133fb9b2e0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XZF01OENILVXHMC6MER0.temp

Filesize
7KB

MD5
c65d31b79dc27811b51f75885989b0c5

SHA1
babb76f6fe744961f24d4db236a833472655c42d

SHA256
5e96a5e6d851bab06368715ca30f0c2bf87bd330d452404c2bca531f4858a824

SHA512
db7e4340e0c36715cd7bb86cfbe4011fe462c4b28defa7d7f951288c1c8c5d3aa8c84f8fca8228e027af4d499e438166785bc4d0feba8f95c429eb133fb9b2e0

Download Submit
memory/372-1-0x000007FEF5F40000-0x000007FEF692C000-memory.dmp

Filesize
9.9MB

Download
memory/372-0-0x0000000000380000-0x0000000000390000-memory.dmp

Filesize
64KB

Download
memory/372-40-0x000007FEF5F40000-0x000007FEF692C000-memory.dmp

Filesize
9.9MB

Download
memory/372-58-0x000000001B340000-0x000000001B3C0000-memory.dmp

Filesize
512KB

Download
memory/372-59-0x000000001B340000-0x000000001B3C0000-memory.dmp

Filesize
512KB

Download
memory/1344-50-0x0000000002910000-0x0000000002990000-memory.dmp

Filesize
512KB

Download
memory/1344-51-0x0000000002910000-0x0000000002990000-memory.dmp

Filesize
512KB

Download
memory/1344-47-0x000007FEEEBE0000-0x000007FEEF57D000-memory.dmp

Filesize
9.6MB

Download
memory/1344-48-0x0000000002910000-0x0000000002990000-memory.dmp

Filesize
512KB

Download
memory/1344-49-0x000007FEEEBE0000-0x000007FEEF57D000-memory.dmp

Filesize
9.6MB

Download
memory/1344-53-0x000007FEEEBE0000-0x000007FEEF57D000-memory.dmp

Filesize
9.6MB

Download
memory/1344-52-0x0000000002910000-0x0000000002990000-memory.dmp

Filesize
512KB

Download
memory/1892-11-0x0000000002630000-0x00000000026B0000-memory.dmp

Filesize
512KB

Download
memory/1892-10-0x000007FEF2630000-0x000007FEF2FCD000-memory.dmp

Filesize
9.6MB

Download
memory/1892-14-0x000007FEF2630000-0x000007FEF2FCD000-memory.dmp

Filesize
9.6MB

Download
memory/1892-9-0x0000000002630000-0x00000000026B0000-memory.dmp

Filesize
512KB

Download
memory/1892-12-0x0000000002630000-0x00000000026B0000-memory.dmp

Filesize
512KB

Download
memory/1892-8-0x000007FEF2630000-0x000007FEF2FCD000-memory.dmp

Filesize
9.6MB

Download
memory/1892-7-0x0000000002410000-0x0000000002418000-memory.dmp

Filesize
32KB

Download
memory/1892-13-0x0000000002630000-0x00000000026B0000-memory.dmp

Filesize
512KB

Download
memory/1892-6-0x000000001B1A0000-0x000000001B482000-memory.dmp

Filesize
2.9MB

Download
memory/2792-27-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2792-25-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2792-20-0x000000001B310000-0x000000001B5F2000-memory.dmp

Filesize
2.9MB

Download
memory/2792-21-0x000007FEEEBE0000-0x000007FEEF57D000-memory.dmp

Filesize
9.6MB

Download
memory/2792-23-0x0000000002320000-0x0000000002328000-memory.dmp

Filesize
32KB

Download
memory/2792-24-0x000007FEEEBE0000-0x000007FEEF57D000-memory.dmp

Filesize
9.6MB

Download
memory/2792-22-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2792-28-0x000007FEEEBE0000-0x000007FEEF57D000-memory.dmp

Filesize
9.6MB

Download
memory/2792-26-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2984-35-0x000007FEF2630000-0x000007FEF2FCD000-memory.dmp

Filesize
9.6MB

Download
memory/2984-36-0x0000000002A10000-0x0000000002A90000-memory.dmp

Filesize
512KB

Download
memory/2984-37-0x0000000002A10000-0x0000000002A90000-memory.dmp

Filesize
512KB

Download
memory/2984-41-0x000007FEF2630000-0x000007FEF2FCD000-memory.dmp

Filesize
9.6MB

Download
memory/2984-38-0x0000000002A10000-0x0000000002A90000-memory.dmp

Filesize
512KB

Download
memory/2984-39-0x000007FEF2630000-0x000007FEF2FCD000-memory.dmp

Filesize
9.6MB

Download

Analysis

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