imminent | d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab

Analysis

max time kernel
172s
max time network
416s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23/11/2022, 13:02

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General

Target

d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe
Size

425KB
MD5

fe484787661bf09669f845a732270d98
SHA1

8f2bc598564fd08b6b6ec6da295938946525afa7
SHA256

d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab
SHA512

ae854fbb50a8c533796568835f68f3caf258bff8031e5d655c6516c73e3f10afef4016e369ff80d2eb3644f7c8c88918d44b0b4e6425aecdd26b0b849440278b
SSDEEP

12288:sSXQpmFaoScAdtr1JGgF9Sv+hD7e9IpYbW9NP7AYN:s4QpmLyfnTPS+hZ/9NP7AYN

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

Executes dropped EXE 3 IoCs

pid	Process
5052	winlogon.exe
3268	winlogon.exe
4484	csrss.exe

Checks computer location settings 2 TTPs 2 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	d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	winlogon.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\SubFolder\\SubFolder\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\SubFolder\\SubFolder\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\SubFolder\\SubFolder\\winlogon.exe"	csrss.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\SubFolder\\SubFolder\\winlogon.exe"	csrss.exe

Drops desktop.ini file(s) 2 IoCs

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5052 set thread context of 3268	5052	winlogon.exe	87

Drops file in Windows directory 3 IoCs

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

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	winlogon.exe

NTFS ADS 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe:ZONE.identifier	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe:ZONE.identifier	cmd.exe
File created	C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\csrss.exe\:ZONE.identifier:$DATA	winlogon.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5052	winlogon.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe
4484	csrss.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3268	winlogon.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
532	d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5052	winlogon.exe
Token: SeDebugPrivilege	3268	winlogon.exe
Token: SeDebugPrivilege	4484	csrss.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3268	winlogon.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 4756	532	d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe	82
PID 532 wrote to memory of 4756	532	d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe	82
PID 532 wrote to memory of 4756	532	d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe	82
PID 532 wrote to memory of 5052	532	d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe	84
PID 532 wrote to memory of 5052	532	d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe	84
PID 532 wrote to memory of 5052	532	d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe	84
PID 5052 wrote to memory of 4644	5052	winlogon.exe	85
PID 5052 wrote to memory of 4644	5052	winlogon.exe	85
PID 5052 wrote to memory of 4644	5052	winlogon.exe	85
PID 5052 wrote to memory of 3268	5052	winlogon.exe	87
PID 5052 wrote to memory of 3268	5052	winlogon.exe	87
PID 5052 wrote to memory of 3268	5052	winlogon.exe	87
PID 5052 wrote to memory of 3268	5052	winlogon.exe	87
PID 5052 wrote to memory of 3268	5052	winlogon.exe	87
PID 5052 wrote to memory of 3268	5052	winlogon.exe	87
PID 5052 wrote to memory of 3268	5052	winlogon.exe	87
PID 5052 wrote to memory of 3268	5052	winlogon.exe	87
PID 5052 wrote to memory of 4484	5052	winlogon.exe	88
PID 5052 wrote to memory of 4484	5052	winlogon.exe	88
PID 5052 wrote to memory of 4484	5052	winlogon.exe	88

C:\Users\Admin\AppData\Local\Temp\d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe
"C:\Users\Admin\AppData\Local\Temp\d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:532
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > "C:\Users\Admin\AppData\Local\Temp\d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe":ZONE.identifier & exit
  2⤵
  - NTFS ADS
  PID:4756
- C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe
  "C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Modifies registry class
  - NTFS ADS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5052
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > "C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe":ZONE.identifier & exit
    3⤵
    - NTFS ADS
    PID:4644
- - C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe
    "C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe"
    3⤵
    - Executes dropped EXE
    - Drops desktop.ini file(s)
    - Drops file in Windows directory
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:3268
- - C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\csrss.exe
    "C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\csrss.exe" -keyhide -prochide 3268 -reg C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe -proc 3268 C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4484

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

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

C:\Users\Admin\AppData\Local\Temp\d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab.exe

Filesize
425KB

MD5
fe484787661bf09669f845a732270d98

SHA1
8f2bc598564fd08b6b6ec6da295938946525afa7

SHA256
d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab

SHA512
ae854fbb50a8c533796568835f68f3caf258bff8031e5d655c6516c73e3f10afef4016e369ff80d2eb3644f7c8c88918d44b0b4e6425aecdd26b0b849440278b

Download Submit
C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\csrss.exe

Filesize
425KB

MD5
fe484787661bf09669f845a732270d98

SHA1
8f2bc598564fd08b6b6ec6da295938946525afa7

SHA256
d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab

SHA512
ae854fbb50a8c533796568835f68f3caf258bff8031e5d655c6516c73e3f10afef4016e369ff80d2eb3644f7c8c88918d44b0b4e6425aecdd26b0b849440278b

Download Submit
C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\csrss.exe

Filesize
425KB

MD5
fe484787661bf09669f845a732270d98

SHA1
8f2bc598564fd08b6b6ec6da295938946525afa7

SHA256
d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab

SHA512
ae854fbb50a8c533796568835f68f3caf258bff8031e5d655c6516c73e3f10afef4016e369ff80d2eb3644f7c8c88918d44b0b4e6425aecdd26b0b849440278b

Download Submit
C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe

Filesize
425KB

MD5
fe484787661bf09669f845a732270d98

SHA1
8f2bc598564fd08b6b6ec6da295938946525afa7

SHA256
d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab

SHA512
ae854fbb50a8c533796568835f68f3caf258bff8031e5d655c6516c73e3f10afef4016e369ff80d2eb3644f7c8c88918d44b0b4e6425aecdd26b0b849440278b

Download Submit
C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe

Filesize
425KB

MD5
fe484787661bf09669f845a732270d98

SHA1
8f2bc598564fd08b6b6ec6da295938946525afa7

SHA256
d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab

SHA512
ae854fbb50a8c533796568835f68f3caf258bff8031e5d655c6516c73e3f10afef4016e369ff80d2eb3644f7c8c88918d44b0b4e6425aecdd26b0b849440278b

Download Submit
C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe

Filesize
425KB

MD5
fe484787661bf09669f845a732270d98

SHA1
8f2bc598564fd08b6b6ec6da295938946525afa7

SHA256
d1da67579c78d02d319d99e3f989753cfc1d6793984ff70a7d491000111e29ab

SHA512
ae854fbb50a8c533796568835f68f3caf258bff8031e5d655c6516c73e3f10afef4016e369ff80d2eb3644f7c8c88918d44b0b4e6425aecdd26b0b849440278b

Download Submit
memory/532-133-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/532-138-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/532-132-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/3268-148-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/3268-145-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3268-144-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3268-143-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3268-154-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/4484-153-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/4484-155-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/5052-152-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/5052-140-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download