imminent | 222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908

Analysis

max time kernel
151s
max time network
142s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
24/11/2022, 03:23

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General

Target

222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe
Size

477KB
MD5

aa7f88ac6b39b9b9f7d0373a368eb437
SHA1

6603e6e54f9eba65a4e1c913af35292e58ea5084
SHA256

222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908
SHA512

0ab9373cac82ceaf6787ef5f99c40cdd604b6f3abd27e5b97485985498b249e9d36be6a2b62ffe943487b70d7896edaa97c07e1c40e651b6ec58cfaf962550b6
SSDEEP

12288:X35rxs/Cl9lPP0uaQ5SGvLNuBEgcFfKwZNdEm0g3I:X3vs/Cl9dFvSaLSEgRwZQmq

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 1 IoCs

pid	Process
1152	csrss.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\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\SubFolder\\SubFolder\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\SubFolder\\SubFolder\\winlogon.exe"	csrss.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\SubFolder\\SubFolder\\winlogon.exe"	csrss.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\SubFolder\\SubFolder\\winlogon.exe"	winlogon.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 64 IoCs

pid	Process
1340	222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe
1340	222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe
320	winlogon.exe
320	winlogon.exe
320	winlogon.exe
320	winlogon.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
320	winlogon.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1340	222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1340	222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe
Token: SeDebugPrivilege	320	winlogon.exe
Token: SeDebugPrivilege	320	winlogon.exe
Token: SeDebugPrivilege	1152	csrss.exe
Token: SeDebugPrivilege	1152	csrss.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
320	winlogon.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 320	1340	222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe	27
PID 1340 wrote to memory of 320	1340	222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe	27
PID 1340 wrote to memory of 320	1340	222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe	27
PID 320 wrote to memory of 1152	320	winlogon.exe	28
PID 320 wrote to memory of 1152	320	winlogon.exe	28
PID 320 wrote to memory of 1152	320	winlogon.exe	28

C:\Users\Admin\AppData\Local\Temp\222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe
"C:\Users\Admin\AppData\Local\Temp\222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1340
- C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe
  "C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:320
- - C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\csrss.exe
    "C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\csrss.exe" -keyhide -prochide 320 -reg C:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\winlogon.exe -proc 320 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:1152

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:\Users\Admin\AppData\Roaming\SubFolder\SubFolder\csrss.exe

Filesize
477KB

MD5
aa7f88ac6b39b9b9f7d0373a368eb437

SHA1
6603e6e54f9eba65a4e1c913af35292e58ea5084

SHA256
222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908

SHA512
0ab9373cac82ceaf6787ef5f99c40cdd604b6f3abd27e5b97485985498b249e9d36be6a2b62ffe943487b70d7896edaa97c07e1c40e651b6ec58cfaf962550b6

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

Filesize
477KB

MD5
aa7f88ac6b39b9b9f7d0373a368eb437

SHA1
6603e6e54f9eba65a4e1c913af35292e58ea5084

SHA256
222db4e1916a04cd6b5e11a65fd4f5e08bf7453edf4d361b6a09de41f5f76908

SHA512
0ab9373cac82ceaf6787ef5f99c40cdd604b6f3abd27e5b97485985498b249e9d36be6a2b62ffe943487b70d7896edaa97c07e1c40e651b6ec58cfaf962550b6

Download Submit
memory/320-60-0x000007FEF3FC0000-0x000007FEF49E3000-memory.dmp

Filesize
10.1MB

Download
memory/320-61-0x000007FEF2F20000-0x000007FEF3FB6000-memory.dmp

Filesize
16.6MB

Download
memory/320-62-0x0000000000576000-0x0000000000595000-memory.dmp

Filesize
124KB

Download
memory/320-69-0x0000000000576000-0x0000000000595000-memory.dmp

Filesize
124KB

Download
memory/1152-67-0x000007FEF3FC0000-0x000007FEF49E3000-memory.dmp

Filesize
10.1MB

Download
memory/1152-68-0x000007FEF2F20000-0x000007FEF3FB6000-memory.dmp

Filesize
16.6MB

Download
memory/1340-57-0x000007FEFB9E1000-0x000007FEFB9E3000-memory.dmp

Filesize
8KB

Download
memory/1340-59-0x00000000020D6000-0x00000000020F5000-memory.dmp

Filesize
124KB

Download
memory/1340-54-0x000007FEF3FC0000-0x000007FEF49E3000-memory.dmp

Filesize
10.1MB

Download
memory/1340-56-0x00000000020D6000-0x00000000020F5000-memory.dmp

Filesize
124KB

Download
memory/1340-55-0x000007FEF2F20000-0x000007FEF3FB6000-memory.dmp

Filesize
16.6MB

Download