e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
29-06-2024 15:49

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General

Target

SCPH-70004_BIOS_V12_PAL_200.rom2
Size

512KB
MD5

82dc50fa18e636850f557c4ea66c7bfd
SHA1

cc44355ded232a2ba5309bb24d4cd55af08696b2
SHA256

b86fbccaa111ca7497630337dafea7da7320fc4f924ada22b92145ef806e7b42
SHA512

ec1dc6cf74dfc34f01fbbcc2e0f11bb32d7a52101f8ebbd4ca10268165fe2639efa98e018f0a6ae58f74a491461ab301b9dbf9213687731cc2fb4dcb1e22317b
SSDEEP

6144:DBFsXCSZ3B4YEXxyCpmDqoPYmMsHw1SiXWIXjxqJ4Li:1Sf3ounMsMjq4O

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\rom2_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.rom2	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.rom2\ = "rom2_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\rom2_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\rom2_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\rom2_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\rom2_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\rom2_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2820	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2820	AcroRd32.exe
2820	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 2612	1780	cmd.exe	29
PID 1780 wrote to memory of 2612	1780	cmd.exe	29
PID 1780 wrote to memory of 2612	1780	cmd.exe	29
PID 2612 wrote to memory of 2820	2612	rundll32.exe	30
PID 2612 wrote to memory of 2820	2612	rundll32.exe	30
PID 2612 wrote to memory of 2820	2612	rundll32.exe	30
PID 2612 wrote to memory of 2820	2612	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\SCPH-70004_BIOS_V12_PAL_200.rom2
1⤵
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\SCPH-70004_BIOS_V12_PAL_200.rom2
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2612
- - 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\SCPH-70004_BIOS_V12_PAL_200.rom2"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
911f18395084f1b40999c6c169ad2fcb

SHA1
7227999256ab6cbf5893ac6b35b237df386de2a0

SHA256
41d4f00636e0830054294a30b0b92e91a3b870aa9508463b1d99d5bc58f8f73c

SHA512
16053b6858d74786bc99f51174650ff84eebdab51337a14c8a829547bec7a035fc6b05e6a6e79944981dc9876b613b3f070b3d71caa771d0e7a3bcde804f369e

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