e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-04-2024 21:08

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General

Target

SCPH-70004_BIOS_V12_PAL_200.bin
Size

4.0MB
MD5

dc752f160044f2ed5fc1f4964db2a095
SHA1

434bc0b4eb4827da0773ec0795aadc5162569a07
SHA256

d6653f4e93be2f6f9e9d690a934f26cf0f6ad4e348b69f41ef736732c3a6685b
SHA512

ed6c29df4646cca20999b82d90f359ead80e879d66334b6c79d29a9db5f8f9a24435ec62223c395120f9535598e13c5abeedf14ae85be20fb336b4c8211ac230
SSDEEP

49152:e0F7LxETm8tXP/D4vvBWO8b92oqmFOsU38VuSGcEcB:e0FJx5Bd8xDGVMdG

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-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\bin_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.bin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2980	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2980	AcroRd32.exe
2980	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2700	1672	cmd.exe	29
PID 1672 wrote to memory of 2700	1672	cmd.exe	29
PID 1672 wrote to memory of 2700	1672	cmd.exe	29
PID 2700 wrote to memory of 2980	2700	rundll32.exe	30
PID 2700 wrote to memory of 2980	2700	rundll32.exe	30
PID 2700 wrote to memory of 2980	2700	rundll32.exe	30
PID 2700 wrote to memory of 2980	2700	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\SCPH-70004_BIOS_V12_PAL_200.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- 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.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2700
- - 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.bin"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2980

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
212a42aa2a4f4db18819232fb40f7d12

SHA1
74c20e5d89e7e51a7c10196839cb34b0a8489c03

SHA256
5b7d1218e88c91f399851aab5d7adad40af96ebe35f8e2ff10d6ac50088f3dfc

SHA512
a5ef7527f3220dec3301c3bf4ec4101523fe0e625cf07b687de22c3398f2afe5eef100db53dfe7434d19f533c86a5e51b6136fe8e0b8e580e93b82fec5a4fa92

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