88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/04/2024, 23:33

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General

Target

88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe
Size

196KB
MD5

16520eeb2cfc9bf7b596ae3b97f89e55
SHA1

2954c6eb1ec0b36e38a694c19c2f20a097fe0653
SHA256

88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968
SHA512

25764751734c2f14c61b0d27279436978dd06c668e6914e0a9dedb1ec36fec18ea5706d98eb15716454c3bc15f7e5a8e0c8b20befd009e2eed2137c3c0d6fb53
SSDEEP

3072:q7k0QpFZyOSAYZRx6iDrhLOUpHCvvFM1icGJbeiy8JpQG2AysGtFLx6lmJbei:q7k0lrTivFMAcGUVQiAyxclmU

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Updates = "D:\\Updates.exe"	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Backup = "D:\\Backup.exe"	reg.exe

Modifies registry key 1 TTPs 2 IoCs

Modify Registry

T1112

pid	Process
1172	reg.exe
3160	reg.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
352	88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 352 wrote to memory of 1880	352	88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe	84
PID 352 wrote to memory of 1880	352	88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe	84
PID 352 wrote to memory of 1880	352	88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe	84
PID 352 wrote to memory of 468	352	88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe	85
PID 352 wrote to memory of 468	352	88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe	85
PID 352 wrote to memory of 468	352	88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe	85
PID 468 wrote to memory of 1172	468	cmd.exe	89
PID 468 wrote to memory of 1172	468	cmd.exe	89
PID 468 wrote to memory of 1172	468	cmd.exe	89
PID 1880 wrote to memory of 3160	1880	cmd.exe	90
PID 1880 wrote to memory of 3160	1880	cmd.exe	90
PID 1880 wrote to memory of 3160	1880	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe
"C:\Users\Admin\AppData\Local\Temp\88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:352
- C:\Windows\SysWOW64\cmd.exe
  cmd /c reg add HKCU\software\microsoft\windows\currentversion\run /v Updates /t REG_SZ /d D:\Updates.exe /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\software\microsoft\windows\currentversion\run /v Updates /t REG_SZ /d D:\Updates.exe /f
    3⤵
    - Adds Run key to start application
    - Modifies registry key
    PID:3160
- C:\Windows\SysWOW64\cmd.exe
  cmd /c reg add HKCU\software\microsoft\windows\currentversion\run /v Backup /t REG_SZ /d D:\Backup.exe /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:468
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\software\microsoft\windows\currentversion\run /v Backup /t REG_SZ /d D:\Backup.exe /f
    3⤵
    - Adds Run key to start application
    - Modifies registry key
    PID:1172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
196KB

MD5
16520eeb2cfc9bf7b596ae3b97f89e55

SHA1
2954c6eb1ec0b36e38a694c19c2f20a097fe0653

SHA256
88527f7ea4e24eeef654e6a7fe19a701ddc840921b9b8f169ad94f8a87ab8968

SHA512
25764751734c2f14c61b0d27279436978dd06c668e6914e0a9dedb1ec36fec18ea5706d98eb15716454c3bc15f7e5a8e0c8b20befd009e2eed2137c3c0d6fb53

Download Submit
memory/352-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/352-21-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads