e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13-06-2024 02:09

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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-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\bin_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\bin_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.bin	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\bin_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2656	AcroRd32.exe
2656	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 2984	2300	cmd.exe	29
PID 2300 wrote to memory of 2984	2300	cmd.exe	29
PID 2300 wrote to memory of 2984	2300	cmd.exe	29
PID 2984 wrote to memory of 2656	2984	rundll32.exe	30
PID 2984 wrote to memory of 2656	2984	rundll32.exe	30
PID 2984 wrote to memory of 2656	2984	rundll32.exe	30
PID 2984 wrote to memory of 2656	2984	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:2300
- 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:2984
- - 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:2656

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
0bafb64509016e3d79f0e9cfb369c342

SHA1
2fba999d9c31efbf1c5258c1eef68cc4255779c7

SHA256
1fc4e9e88e928c62f56dfe93f27fe053a27c08ed8b932a773a757fdae28eb08f

SHA512
29cea7ef1cf24f22d150fba886d6ac2c0abd0acbfd40d943a50b5c0b3f21222148b28238c86018201ef34572889f08eaab86d8e300ee75301f26191828113f0c

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