e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
13/06/2024, 02:09

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General

Target
PS2 Bios 30004R V6 Pal.nvm
Size 1024B
Sample240613-claras1bjd
SHA256 07f8ae1241e9eaa13a90503f5e465fd63ebc771e8e94306a68b725abf66d8301
MD5 ea592129bf0c9189cafe772657261148
SHA1 6d70031a3a931fb6770eefef0f306b9771677077
SHA512 539e3d60f046e578b8878aec85015fd790ebf481d9256041de926c2e483f1e7221ba060a2c0dde903c3a7de6eb9989fb0110c704f7b52c328f859862f0215bbd
MD5 SHA1 SHA512

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
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\nvm_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.nvm	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.nvm\ = "nvm_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\nvm_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\nvm_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\nvm_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\nvm_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\nvm_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\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3016	AcroRd32.exe
3016	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2672	2916	cmd.exe	29
PID 2916 wrote to memory of 2672	2916	cmd.exe	29
PID 2916 wrote to memory of 2672	2916	cmd.exe	29
PID 2672 wrote to memory of 3016	2672	rundll32.exe	30
PID 2672 wrote to memory of 3016	2672	rundll32.exe	30
PID 2672 wrote to memory of 3016	2672	rundll32.exe	30
PID 2672 wrote to memory of 3016	2672	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\PS2 Bios 30004R V6 Pal.nvm"
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\PS2 Bios 30004R V6 Pal.nvm
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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\PS2 Bios 30004R V6 Pal.nvm"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3016

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 9eaa7dd91aef7e66999b2cc6e79061f4fb26db418414406d278b8d2bae35374d
MD5 077793c9245444f6ffd5bc4631d1a39e
SHA1 4976b7af8c1fc367be966e433a6b3a08cec539b6
SHA512 410281f3b361f3cb9f1a24f6dd5681423af0c1bf0588ec770f65d9948317b50b249e967a967bf6cfff61a1628b1c1dd3a976911d82bd5d35f8ae2a412bdeb1b9
MD5 SHA1 SHA512

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