imminent | 74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a

Analysis

max time kernel
152s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
22/11/2022, 18:37

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General

Target
74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe
Size 1.7MB
Sample221122-w9n4dada94
SHA256 74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a
MD5 575efa7c7559db67471ddd64608c9381
SHA1 b40b8ad805b235a076bc94d40ef99a97e66ab8cb
SHA512 12642ded18c7dbf18c5c68220ac92a1b37c7f8e0bfa8a52079010763e08f50284281294c874122142e8fa1ba4a9297ab603ef5284f07af9b0f3deae935742c68
SSDEEP 24576:r0otxM+C8vJNWRbElPprVE3fil1s7QlqIR28WV8+t6FZVAAb6amPA9MBzgK:Ptf3qR/alCklqIgF8+tuAs6a+Jp
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

imminent persistence spyware trojan

Malware Config

Signatures

Imminent RAT
Remote-access trojan based on Imminent Monitor remote admin software.
trojan spyware imminent

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Roaming\\windowsapplication\\windowsapplication.exe"	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe

Executes dropped EXE 1 IoCs

pid	Process
536	windowsapplication .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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	wscript.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1200 set thread context of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe
File created	C:\Windows\assembly\Desktop.ini	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe
1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
536	windowsapplication .exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe
Token: SeDebugPrivilege	536	windowsapplication .exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
536	windowsapplication .exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 4192	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	82
PID 1200 wrote to memory of 4192	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	82
PID 1200 wrote to memory of 4192	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	82
PID 1200 wrote to memory of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84
PID 1200 wrote to memory of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84
PID 1200 wrote to memory of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84
PID 1200 wrote to memory of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84
PID 1200 wrote to memory of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84
PID 1200 wrote to memory of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84
PID 1200 wrote to memory of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84
PID 1200 wrote to memory of 536	1200	74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe	84
PID 4192 wrote to memory of 4568	4192	cmd.exe	85
PID 4192 wrote to memory of 4568	4192	cmd.exe	85
PID 4192 wrote to memory of 4568	4192	cmd.exe	85
PID 4568 wrote to memory of 2528	4568	wscript.exe	87
PID 4568 wrote to memory of 2528	4568	wscript.exe	87
PID 4568 wrote to memory of 2528	4568	wscript.exe	87

C:\Users\Admin\AppData\Local\Temp\74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe
"C:\Users\Admin\AppData\Local\Temp\74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a.exe"
1⤵
- Modifies WinLogon for persistence
- Drops desktop.ini file(s)
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\windowsapplication\mata.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4192
- - C:\Windows\SysWOW64\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Roaming\windowsapplication\invs.vbs" "C:\Users\Admin\AppData\Roaming\windowsapplication\mata2.bat
    3⤵
    - Checks computer location settings
    - Suspicious use of WriteProcessMemory
    PID:4568
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\windowsapplication\mata2.bat" "
      4⤵
      PID:2528
- C:\Users\Admin\AppData\Roaming\windowsapplication .exe
  "C:\Users\Admin\AppData\Roaming\windowsapplication .exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:536

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

windowsapplication .exe

Path C:\Users\Admin\AppData\Roaming\windowsapplication .exe
Size 52KB
SHA256 403752009f29381d5e4036b8be94589c89188f9ce8ef5f86959eaaada019ed36
MD5 a64daca3cfbcd039df3ec29d3eddd001
SHA1 eee8b2573f71e8d5c3ee7e53af3e6772e090d0f3
SHA512 b6fe2d0ae3fcd4442579ecf10d498d61e0f042813c8fc4be8019da77d849cfcf0b168507139a1b5697227c272de9091788f8e03cf1ce13d5b5077568cfa6a479
SSDEEP 768:YP2Bbv+VazyoD2z9TU//1mz1+M9GnLEu+2UAFRJS8fX:zJv46yoD2BTNz1+M9GLfTw8fX
MD5 SHA1 SHA512 SSDEEP

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windowsapplication .exe

Path C:\Users\Admin\AppData\Roaming\windowsapplication .exe
Size 52KB
SHA256 403752009f29381d5e4036b8be94589c89188f9ce8ef5f86959eaaada019ed36
MD5 a64daca3cfbcd039df3ec29d3eddd001
SHA1 eee8b2573f71e8d5c3ee7e53af3e6772e090d0f3
SHA512 b6fe2d0ae3fcd4442579ecf10d498d61e0f042813c8fc4be8019da77d849cfcf0b168507139a1b5697227c272de9091788f8e03cf1ce13d5b5077568cfa6a479
SSDEEP 768:YP2Bbv+VazyoD2z9TU//1mz1+M9GnLEu+2UAFRJS8fX:zJv46yoD2BTNz1+M9GLfTw8fX
MD5 SHA1 SHA512 SSDEEP

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invs.vbs

Path C:\Users\Admin\AppData\Roaming\windowsapplication\invs.vbs
Size 78B
SHA256 20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2
MD5 c578d9653b22800c3eb6b6a51219bbb8
SHA1 a97aa251901bbe179a48dbc7a0c1872e163b1f2d
SHA512 3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d
MD5 SHA1 SHA512

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mata.bat

Path C:\Users\Admin\AppData\Roaming\windowsapplication\mata.bat
Size 91B
SHA256 675cc6e50de69fcac9f7e19e221f99f9fcfdc6840244a65f304f1259aca8c5d9
MD5 159738d5f6cc0b140aef05d041e0e9d0
SHA1 dd42b039afbf23fdcd7683806ae6491db2fc0872
SHA512 af94ac9043f484614bd2b5a96546e7cc3eb3bc4860e513f41d9edd0ce52444f5835089ea1df622f8c6b66deaf6941bf71a8872c6a80400e3dfc076402bcf58df
MD5 SHA1 SHA512

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mata2.bat

Path C:\Users\Admin\AppData\Roaming\windowsapplication\mata2.bat
Size 107B
SHA256 3bff022d39673f3a9605a0a67a41115ebe687792639910731595e9be1960034f
MD5 ea5f4fdc6f6e86af034ee1eccdef78d1
SHA1 5bec29914ccf32c6a483a11266deb8f6af307fc2
SHA512 d38a6b8fb46ee9f319489fe75146178ba1921c3e2bad2dc5e8434d93f7166ea8194effd71acb850333640a890446055e4bf02fcf61accf00557d96314d3cedb0
MD5 SHA1 SHA512

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rundll11-.txt

Path C:\Users\Admin\AppData\Roaming\windowsapplication\rundll11-.txt
Size 1.7MB
SHA256 74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a
MD5 575efa7c7559db67471ddd64608c9381
SHA1 b40b8ad805b235a076bc94d40ef99a97e66ab8cb
SHA512 12642ded18c7dbf18c5c68220ac92a1b37c7f8e0bfa8a52079010763e08f50284281294c874122142e8fa1ba4a9297ab603ef5284f07af9b0f3deae935742c68
SSDEEP 24576:r0otxM+C8vJNWRbElPprVE3fil1s7QlqIR28WV8+t6FZVAAb6amPA9MBzgK:Ptf3qR/alCklqIgF8+tuAs6a+Jp
MD5 SHA1 SHA512 SSDEEP

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windowsapplication.exe

Path C:\Users\Admin\AppData\Roaming\windowsapplication\windowsapplication.exe
Size 1.7MB
SHA256 74fd2131b4067a703629f07166467f28c1fd96d58143c45ca5cd741bb1f1cc1a
MD5 575efa7c7559db67471ddd64608c9381
SHA1 b40b8ad805b235a076bc94d40ef99a97e66ab8cb
SHA512 12642ded18c7dbf18c5c68220ac92a1b37c7f8e0bfa8a52079010763e08f50284281294c874122142e8fa1ba4a9297ab603ef5284f07af9b0f3deae935742c68
SSDEEP 24576:r0otxM+C8vJNWRbElPprVE3fil1s7QlqIR28WV8+t6FZVAAb6amPA9MBzgK:Ptf3qR/alCklqIgF8+tuAs6a+Jp
MD5 SHA1 SHA512 SSDEEP

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memory/536-136-0x0000000000400000-0x000000000044A000-memory.dmp

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memory/536-141-0x0000000074AE0000-0x0000000075091000-memory.dmp

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memory/536-146-0x0000000074AE0000-0x0000000075091000-memory.dmp

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memory/1200-132-0x0000000074AE0000-0x0000000075091000-memory.dmp

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memory/1200-145-0x0000000074AE0000-0x0000000075091000-memory.dmp

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memory/1200-148-0x0000000074AE0000-0x0000000075091000-memory.dmp

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