xworm | fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9

Analysis

max time kernel
101s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
08/08/2023, 11:25

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General

Target

fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
Size

171KB
MD5

8bf5bd9484e3c68ad4b53665eaac9a5c
SHA1

ee35e48192dad69c67dee7c8c8510b680f05d29e
SHA256

fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9
SHA512

5c4cda6fd3f220aaf8e3252ed73422783e94031dc27bb1610e8d34ecd4fd7e65c71350c4e00482b58a346ae7f9899730955107fb7d1125e3f06f65668ae3723e
SSDEEP

3072:vLIEUX7ZbLw7reOO0Mbc1TKLDb4+M5mk+sx:jUtbU7revbcRCDbhw

Score

10^/10

xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

4.tcp.ngrok.io:7463

Attributes

install_file
USB.exe

Signatures

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\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.lnk	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.lnk	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Executes dropped EXE 2 IoCs

pid	Process
1192	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
3348	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.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-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9 = "C:\\Users\\Admin\\AppData\\Roaming\\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe"	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
3844	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4484	powershell.exe
4484	powershell.exe
2080	powershell.exe
2080	powershell.exe
1432	powershell.exe
1432	powershell.exe
3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
Token: SeDebugPrivilege	4484	powershell.exe
Token: SeDebugPrivilege	2080	powershell.exe
Token: SeDebugPrivilege	1432	powershell.exe
Token: SeDebugPrivilege	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
Token: SeDebugPrivilege	1192	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
Token: SeDebugPrivilege	3348	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3468 wrote to memory of 4484	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe	82
PID 3468 wrote to memory of 4484	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe	82
PID 3468 wrote to memory of 2080	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe	87
PID 3468 wrote to memory of 2080	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe	87
PID 3468 wrote to memory of 1432	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe	90
PID 3468 wrote to memory of 1432	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe	90
PID 3468 wrote to memory of 3844	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe	93
PID 3468 wrote to memory of 3844	3468	fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe	93

C:\Users\Admin\AppData\Local\Temp\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
"C:\Users\Admin\AppData\Local\Temp\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.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:3468
- 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\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4484
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2080
- 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\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1432
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9" /tr "C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe"
  2⤵
  - Creates scheduled task(s)
  PID:3844

C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1192

C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe.log

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

Download Submit
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
59d97011e091004eaffb9816aa0b9abd

SHA1
1602a56b01dd4b7c577ca27d3117e4bcc1aa657b

SHA256
18f381e0db020a763b8c515c346ef58679ab9c403267eacfef5359e272f7e71d

SHA512
d9ca49c1a17580981e2c1a50d73c0eecaa7a62f8514741512172e395af2a3d80aeb0f71c58bc7f52c18246d57ba67af09b6bff4776877d6cc6f0245c30e092d6

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

Filesize
944B

MD5
cae60f0ddddac635da71bba775a2c5b4

SHA1
386f1a036af61345a7d303d45f5230e2df817477

SHA256
b2dd636b7b0d3bfe44cef5e1175828b1fa7bd84d5563f54342944156ba996c16

SHA512
28ed8a8bc132ef56971cfd7b517b17cdb74a7f8c247ef6bff232996210075e06aa58a415825a1e038cfb547ad3dc6882bf1ca1b68c5b360ef0512a1440850253

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4eolgco1.wds.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Filesize
171KB

MD5
8bf5bd9484e3c68ad4b53665eaac9a5c

SHA1
ee35e48192dad69c67dee7c8c8510b680f05d29e

SHA256
fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9

SHA512
5c4cda6fd3f220aaf8e3252ed73422783e94031dc27bb1610e8d34ecd4fd7e65c71350c4e00482b58a346ae7f9899730955107fb7d1125e3f06f65668ae3723e

Download Submit
C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Filesize
171KB

MD5
8bf5bd9484e3c68ad4b53665eaac9a5c

SHA1
ee35e48192dad69c67dee7c8c8510b680f05d29e

SHA256
fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9

SHA512
5c4cda6fd3f220aaf8e3252ed73422783e94031dc27bb1610e8d34ecd4fd7e65c71350c4e00482b58a346ae7f9899730955107fb7d1125e3f06f65668ae3723e

Download Submit
C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Filesize
171KB

MD5
8bf5bd9484e3c68ad4b53665eaac9a5c

SHA1
ee35e48192dad69c67dee7c8c8510b680f05d29e

SHA256
fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9

SHA512
5c4cda6fd3f220aaf8e3252ed73422783e94031dc27bb1610e8d34ecd4fd7e65c71350c4e00482b58a346ae7f9899730955107fb7d1125e3f06f65668ae3723e

Download Submit
C:\Users\Admin\AppData\Roaming\fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9.exe

Filesize
171KB

MD5
8bf5bd9484e3c68ad4b53665eaac9a5c

SHA1
ee35e48192dad69c67dee7c8c8510b680f05d29e

SHA256
fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9

SHA512
5c4cda6fd3f220aaf8e3252ed73422783e94031dc27bb1610e8d34ecd4fd7e65c71350c4e00482b58a346ae7f9899730955107fb7d1125e3f06f65668ae3723e

Download Submit
memory/1192-200-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/1192-202-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/1432-171-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/1432-187-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/1432-185-0x000001EBD88D0000-0x000001EBD88E0000-memory.dmp

Filesize
64KB

Download
memory/1432-184-0x000001EBD88D0000-0x000001EBD88E0000-memory.dmp

Filesize
64KB

Download
memory/1432-173-0x000001EBD88D0000-0x000001EBD88E0000-memory.dmp

Filesize
64KB

Download
memory/1432-172-0x000001EBD88D0000-0x000001EBD88E0000-memory.dmp

Filesize
64KB

Download
memory/2080-169-0x0000013922630000-0x0000013922640000-memory.dmp

Filesize
64KB

Download
memory/2080-163-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/2080-170-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/2080-165-0x0000013922630000-0x0000013922640000-memory.dmp

Filesize
64KB

Download
memory/2080-166-0x0000013922630000-0x0000013922640000-memory.dmp

Filesize
64KB

Download
memory/2080-164-0x0000013922630000-0x0000013922640000-memory.dmp

Filesize
64KB

Download
memory/3348-206-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/3468-196-0x000000001AE50000-0x000000001AE60000-memory.dmp

Filesize
64KB

Download
memory/3468-167-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/3468-197-0x000000001AE50000-0x000000001AE60000-memory.dmp

Filesize
64KB

Download
memory/3468-134-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/3468-133-0x00000000001A0000-0x00000000001D0000-memory.dmp

Filesize
192KB

Download
memory/4484-151-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download
memory/4484-148-0x0000028AC3500000-0x0000028AC3510000-memory.dmp

Filesize
64KB

Download
memory/4484-147-0x0000028AC3500000-0x0000028AC3510000-memory.dmp

Filesize
64KB

Download
memory/4484-143-0x0000028AC34B0000-0x0000028AC34D2000-memory.dmp

Filesize
136KB

Download
memory/4484-136-0x0000028AC3500000-0x0000028AC3510000-memory.dmp

Filesize
64KB

Download
memory/4484-135-0x00007FFD2F3B0000-0x00007FFD2FE71000-memory.dmp

Filesize
10.8MB

Download