17ce077343c6133f8c9f2d6d6d9a4ab62c8cd2aa57c40aea1f490b4c8bb21d91

Analysis

max time kernel
90s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
14/02/2023, 22:35

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General

Target

Super Mario 64 (U) [!].z64
Size

8.0MB
MD5

20b854b239203baf6c961b850a4a51a2
SHA1

9bef1128717f958171a4afac3ed78ee2bb4e86ce
SHA256

17ce077343c6133f8c9f2d6d6d9a4ab62c8cd2aa57c40aea1f490b4c8bb21d91
SHA512

b108cb20e0181b7ea029b19c6070b8108c96417da88c3d2e7e52cf9f1ed2171218ef1417c3b3c70facbb28a1b1a07cc36c4076cf9e845d543085a81993d51adb
SSDEEP

196608:LVE0hZqJ8V/TC+rB+4IWoKqWqXI/3rXjnf92lTGH:ZWJM+4IWodWX79cTGH

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.z64	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\z64_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\z64_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\z64_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\z64_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.z64\ = "z64_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\z64_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\z64_auto_file\	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1280	AcroRd32.exe
1280	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 2000	1132	cmd.exe	29
PID 1132 wrote to memory of 2000	1132	cmd.exe	29
PID 1132 wrote to memory of 2000	1132	cmd.exe	29
PID 2000 wrote to memory of 1280	2000	rundll32.exe	30
PID 2000 wrote to memory of 1280	2000	rundll32.exe	30
PID 2000 wrote to memory of 1280	2000	rundll32.exe	30
PID 2000 wrote to memory of 1280	2000	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Super Mario 64 (U) [!].z64"
1⤵
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Super Mario 64 (U) [!].z64
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Super Mario 64 (U) [!].z64"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1280

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1132-54-0x000007FEFBCE1000-0x000007FEFBCE3000-memory.dmp

Filesize
8KB

Download
memory/1280-82-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

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