imminent | 48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3

General

Target

48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
Size

1.2MB
MD5

33a67ab9f3cd79bb48c8e3db30728986
SHA1

b0154442643a0d8dafd036a501bf5e40245a0841
SHA256

48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3
SHA512

4c0f15131b9a5d05ded58b51fc75e1d0c2070f7b6b859b0fb84d2c5c23d8bcc257e342d8f44734004b4b48ee2be1a50f0218610ba67fdc23af2d89bc6c15fd83
SSDEEP

24576:A8ndVY0XKelcxVs1I5pYLqEeYmoRq1CNRa9XURbHudjrcSdg:A8nzYIOUQW2EeYBRq1Ag9XURbHuhm

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

Processes:

reg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\BBBCfg\\file.exe"	reg.exe

Executes dropped EXE 1 IoCs

Processes:

svhost.exe

pid process

3716 svhost.exe

pid	process
3716	svhost.exe

Drops desktop.ini file(s) 2 IoCs

Processes:

48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe

description	ioc	process
File created	C:\Windows\assembly\Desktop.ini	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe

description	pid	process	target process
PID 2240 set thread context of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe

Drops file in Windows directory 3 IoCs

Processes:

48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe

description	ioc	process
File opened for modification	C:\Windows\assembly	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
File created	C:\Windows\assembly\Desktop.ini	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.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 5 IoCs

Processes:

48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe

pid	process
2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

svhost.exe

pid process

3716 svhost.exe

pid	process
3716	svhost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exesvhost.exe

description	pid	process
Token: SeDebugPrivilege	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
Token: 33	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
Token: SeIncBasePriorityPrivilege	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
Token: SeDebugPrivilege	3716	svhost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

svhost.exe

pid process

3716 svhost.exe

pid	process
3716	svhost.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.execmd.exe

description	pid	process	target process
PID 2240 wrote to memory of 4568	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	cmd.exe
PID 2240 wrote to memory of 4568	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	cmd.exe
PID 2240 wrote to memory of 4568	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	cmd.exe
PID 4568 wrote to memory of 2708	4568	cmd.exe	reg.exe
PID 4568 wrote to memory of 2708	4568	cmd.exe	reg.exe
PID 4568 wrote to memory of 2708	4568	cmd.exe	reg.exe
PID 2240 wrote to memory of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe
PID 2240 wrote to memory of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe
PID 2240 wrote to memory of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe
PID 2240 wrote to memory of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe
PID 2240 wrote to memory of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe
PID 2240 wrote to memory of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe
PID 2240 wrote to memory of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe
PID 2240 wrote to memory of 3716	2240	48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe	svhost.exe

C:\Users\Admin\AppData\Local\Temp\48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe
"C:\Users\Admin\AppData\Local\Temp\48e1f8993271d9a1f5b01331ba137daf7e2c00cf84772f1202c77d8d2d9f08e3.exe"
1⤵
- 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:2240

C:\Windows\SysWOW64\cmd.exe
"cmd.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4568

C:\Windows\SysWOW64\reg.exe
reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\BBBCfg\file.exe" /f
3⤵
- Modifies WinLogon for persistence
PID:2708

C:\Users\Admin\AppData\Local\Temp\svhost.exe
C:\Users\Admin\AppData\Local\Temp\svhost.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3716

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1

T1004

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\svhost.exe
Filesize
52KB

MD5
a64daca3cfbcd039df3ec29d3eddd001

SHA1
eee8b2573f71e8d5c3ee7e53af3e6772e090d0f3

SHA256
403752009f29381d5e4036b8be94589c89188f9ce8ef5f86959eaaada019ed36

SHA512
b6fe2d0ae3fcd4442579ecf10d498d61e0f042813c8fc4be8019da77d849cfcf0b168507139a1b5697227c272de9091788f8e03cf1ce13d5b5077568cfa6a479

Download Submit
C:\Users\Admin\AppData\Local\Temp\svhost.exe
Filesize
52KB

MD5
a64daca3cfbcd039df3ec29d3eddd001

SHA1
eee8b2573f71e8d5c3ee7e53af3e6772e090d0f3

SHA256
403752009f29381d5e4036b8be94589c89188f9ce8ef5f86959eaaada019ed36

SHA512
b6fe2d0ae3fcd4442579ecf10d498d61e0f042813c8fc4be8019da77d849cfcf0b168507139a1b5697227c272de9091788f8e03cf1ce13d5b5077568cfa6a479

Download Submit
memory/2240-132-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/2240-140-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/2240-141-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/2708-134-0x0000000000000000-mapping.dmp

Download
memory/3716-135-0x0000000000000000-mapping.dmp

Download
memory/3716-136-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/3716-139-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/3716-142-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/4568-133-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads