imminent | 8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

Analysis

max time kernel
151s
max time network
41s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 15:55

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General

Target

8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe
Size

449KB
MD5

53bc891c797e374ad712dbc6b7101112
SHA1

ede6e231b2bc449194c86c812ab5d622ed09fb6c
SHA256

8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4
SHA512

2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4
SSDEEP

6144:tCwsLY2DZO/SnoieMCukJL3XH7MyRLO9LfXXBH97YT+p3/ZCDa6:tjALViSnreM2H7MKLkH7YT+5/ZYT

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
1764	winlogon.exe
820	winlogon.exe
2004	csrss.exe

Loads dropped DLL 5 IoCs

pid	Process
1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe
1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe
1764	winlogon.exe
1764	winlogon.exe
1764	winlogon.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Program Files (x86)\\SubFolder\\SubFolder\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Program Files (x86)\\SubFolder\\SubFolder\\winlogon.exe"	winlogon.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1764 set thread context of 820	1764	winlogon.exe	32

Drops file in Program Files directory 11 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe	winlogon.exe
File opened for modification	C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe
File opened for modification	C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe	winlogon.exe
File created	C:\Program Files (x86)\SubFolder\SubFolder\csrss.exe	winlogon.exe
File opened for modification	C:\Program Files (x86)\SubFolder\	winlogon.exe
File opened for modification	C:\Program Files (x86)\SubFolder\SubFolder\	winlogon.exe
File opened for modification	C:\Program Files (x86)\SubFolder\SubFolder\csrss.exe	winlogon.exe
File created	C:\Program Files (x86)\SubFolder\SubFolder\csrss.exe\:ZONE.identifier:$DATA	winlogon.exe
File created	C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe
File created	C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe\:ZONE.identifier:$DATA	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe
File opened for modification	C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe:ZONE.identifier	cmd.exe

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

System Information Discovery
T1082

NTFS ADS 4 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe:ZONE.identifier	cmd.exe
File created	C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe\:ZONE.identifier:$DATA	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe
File opened for modification	C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe:ZONE.identifier	cmd.exe
File created	C:\Program Files (x86)\SubFolder\SubFolder\csrss.exe\:ZONE.identifier:$DATA	winlogon.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe
2004	csrss.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
820	winlogon.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	820	winlogon.exe
Token: SeDebugPrivilege	2004	csrss.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
820	winlogon.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 780	1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe	27
PID 1192 wrote to memory of 780	1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe	27
PID 1192 wrote to memory of 780	1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe	27
PID 1192 wrote to memory of 780	1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe	27
PID 1192 wrote to memory of 1764	1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe	29
PID 1192 wrote to memory of 1764	1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe	29
PID 1192 wrote to memory of 1764	1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe	29
PID 1192 wrote to memory of 1764	1192	8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe	29
PID 1764 wrote to memory of 1988	1764	winlogon.exe	30
PID 1764 wrote to memory of 1988	1764	winlogon.exe	30
PID 1764 wrote to memory of 1988	1764	winlogon.exe	30
PID 1764 wrote to memory of 1988	1764	winlogon.exe	30
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 820	1764	winlogon.exe	32
PID 1764 wrote to memory of 2004	1764	winlogon.exe	33
PID 1764 wrote to memory of 2004	1764	winlogon.exe	33
PID 1764 wrote to memory of 2004	1764	winlogon.exe	33
PID 1764 wrote to memory of 2004	1764	winlogon.exe	33

C:\Users\Admin\AppData\Local\Temp\8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe
"C:\Users\Admin\AppData\Local\Temp\8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > "C:\Users\Admin\AppData\Local\Temp\8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe":ZONE.identifier & exit
  2⤵
  - NTFS ADS
  PID:780
- C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe
  "C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - NTFS ADS
  - Suspicious use of WriteProcessMemory
  PID:1764
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > "C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe":ZONE.identifier & exit
    3⤵
    - Drops file in Program Files directory
    - NTFS ADS
    PID:1988
- - C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe
    "C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:820
- - C:\Program Files (x86)\SubFolder\SubFolder\csrss.exe
    "C:\Program Files (x86)\SubFolder\SubFolder\csrss.exe" -keyhide -prochide 820
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2004

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\SubFolder\SubFolder\csrss.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
C:\Program Files (x86)\SubFolder\SubFolder\csrss.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
C:\Program Files (x86)\SubFolder\SubFolder\winlogon.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
\Program Files (x86)\SubFolder\SubFolder\csrss.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
\Program Files (x86)\SubFolder\SubFolder\csrss.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
\Program Files (x86)\SubFolder\SubFolder\winlogon.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
\Program Files (x86)\SubFolder\SubFolder\winlogon.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
\Program Files (x86)\SubFolder\SubFolder\winlogon.exe

Filesize
449KB

MD5
53bc891c797e374ad712dbc6b7101112

SHA1
ede6e231b2bc449194c86c812ab5d622ed09fb6c

SHA256
8d4f6e658d1ead78bb39d5b335880602d294ae8584092698db6f8b614c4a95b4

SHA512
2a6777c9929618ca2bac7b10c78ab669e9e4de59481af96863837e97866aba7fe0c8ad30065b917c58bfd456be168ce130cdbfded3c810f52133d9e83013a9d4

Download Submit
memory/820-74-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/820-83-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/820-72-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/820-94-0x0000000074EC0000-0x000000007546B000-memory.dmp

Filesize
5.7MB

Download
memory/820-76-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/820-70-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/820-85-0x0000000074EC0000-0x000000007546B000-memory.dmp

Filesize
5.7MB

Download
memory/820-81-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/820-69-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1192-64-0x0000000074EC0000-0x000000007546B000-memory.dmp

Filesize
5.7MB

Download
memory/1192-55-0x0000000074EC0000-0x000000007546B000-memory.dmp

Filesize
5.7MB

Download
memory/1192-54-0x0000000076701000-0x0000000076703000-memory.dmp

Filesize
8KB

Download
memory/1764-65-0x0000000074EC0000-0x000000007546B000-memory.dmp

Filesize
5.7MB

Download
memory/1764-93-0x0000000074EC0000-0x000000007546B000-memory.dmp

Filesize
5.7MB

Download
memory/2004-92-0x0000000074EC0000-0x000000007546B000-memory.dmp

Filesize
5.7MB

Download
memory/2004-95-0x0000000074EC0000-0x000000007546B000-memory.dmp

Filesize
5.7MB

Download