9235d2676794ff9cc054258ec08e894647ed0112a94f078c9b901d8f1aa049ce

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
08/09/2024, 12:02

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General

Target

Files/Malwarebytes-Premium-Reset.bat
Size

1KB
MD5

a5f28326d7555d81f8c22e5b46693571
SHA1

c235bc7b6202c6e5c112a635365dc92bc3bf4d9a
SHA256

6c0430a7504cb0aaa7328a1ce8100c3f890b158924d7f5905688930632715b60
SHA512

028f737501eecffa6f6656bdc4943a71867cbeff9d7bc7e66fc046e584e8129aa0025fb9f73a449c12b4e215746a0698a315330bc5247473cf585cc49d36c317

Score

1^/10

Malware Config

Signatures

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2872	timeout.exe

Kills process with taskkill 2 IoCs

evasion

pid	Process
2536	taskkill.exe
3060	taskkill.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2164	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2824	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2536	taskkill.exe
Token: SeDebugPrivilege	3060	taskkill.exe
Token: SeDebugPrivilege	2824	powershell.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 2536	3036	cmd.exe	31
PID 3036 wrote to memory of 2536	3036	cmd.exe	31
PID 3036 wrote to memory of 2536	3036	cmd.exe	31
PID 3036 wrote to memory of 3060	3036	cmd.exe	33
PID 3036 wrote to memory of 3060	3036	cmd.exe	33
PID 3036 wrote to memory of 3060	3036	cmd.exe	33
PID 3036 wrote to memory of 320	3036	cmd.exe	34
PID 3036 wrote to memory of 320	3036	cmd.exe	34
PID 3036 wrote to memory of 320	3036	cmd.exe	34
PID 3036 wrote to memory of 2736	3036	cmd.exe	35
PID 3036 wrote to memory of 2736	3036	cmd.exe	35
PID 3036 wrote to memory of 2736	3036	cmd.exe	35
PID 3036 wrote to memory of 2756	3036	cmd.exe	36
PID 3036 wrote to memory of 2756	3036	cmd.exe	36
PID 3036 wrote to memory of 2756	3036	cmd.exe	36
PID 2756 wrote to memory of 2824	2756	cmd.exe	37
PID 2756 wrote to memory of 2824	2756	cmd.exe	37
PID 2756 wrote to memory of 2824	2756	cmd.exe	37
PID 3036 wrote to memory of 2788	3036	cmd.exe	38
PID 3036 wrote to memory of 2788	3036	cmd.exe	38
PID 3036 wrote to memory of 2788	3036	cmd.exe	38
PID 3036 wrote to memory of 2164	3036	cmd.exe	39
PID 3036 wrote to memory of 2164	3036	cmd.exe	39
PID 3036 wrote to memory of 2164	3036	cmd.exe	39
PID 3036 wrote to memory of 2872	3036	cmd.exe	40
PID 3036 wrote to memory of 2872	3036	cmd.exe	40
PID 3036 wrote to memory of 2872	3036	cmd.exe	40

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Files\Malwarebytes-Premium-Reset.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\system32\taskkill.exe
  taskkill.exe /f /im mbam.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2536
- C:\Windows\system32\taskkill.exe
  taskkill.exe /f /im mbamtray.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3060
- C:\Windows\system32\fltMC.exe
  fltmc
  2⤵
  PID:320
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks /query /tn "Malwarebytes-Premium-Reset"
  2⤵
  PID:2736
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c powershell -c "[guid]::NewGuid().ToString()"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -c "[guid]::NewGuid().ToString()"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2824
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Cryptography" /v "MachineGuid" /t REG_SZ /d "cf0f4b78-f63d-45cb-a24d-8fe29bdff48d" /f
  2⤵
  PID:2788
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks /create /tn "Malwarebytes-Premium-Reset" /sc weekly /mo 2 /tr "for /f %a in ('powershell -c \"[guid]::NewGuid().ToString()\"'^) do (reg add \"HKLM\SOFTWARE\Microsoft\Cryptography\" /v \"MachineGuid\" /t REG_SZ /d \"%a\" /f)"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2164
- C:\Windows\system32\timeout.exe
  timeout /t 3
  2⤵
  - Delays execution with timeout.exe
  PID:2872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2824-4-0x000007FEF553E000-0x000007FEF553F000-memory.dmp

Filesize
4KB

Download
memory/2824-5-0x000000001B5D0000-0x000000001B8B2000-memory.dmp

Filesize
2.9MB

Download
memory/2824-8-0x000007FEF5280000-0x000007FEF5C1D000-memory.dmp

Filesize
9.6MB

Download
memory/2824-9-0x000007FEF5280000-0x000007FEF5C1D000-memory.dmp

Filesize
9.6MB

Download
memory/2824-7-0x000007FEF5280000-0x000007FEF5C1D000-memory.dmp

Filesize
9.6MB

Download
memory/2824-6-0x0000000001F80000-0x0000000001F88000-memory.dmp

Filesize
32KB

Download
memory/2824-10-0x000007FEF5280000-0x000007FEF5C1D000-memory.dmp

Filesize
9.6MB

Download
memory/2824-11-0x000007FEF5280000-0x000007FEF5C1D000-memory.dmp

Filesize
9.6MB

Download