e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-06-2024 10:02

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General

Target

PS2 Bios 30004R V6 Pal.nvm
Size

1024B
MD5

ea592129bf0c9189cafe772657261148
SHA1

6d70031a3a931fb6770eefef0f306b9771677077
SHA256

07f8ae1241e9eaa13a90503f5e465fd63ebc771e8e94306a68b725abf66d8301
SHA512

539e3d60f046e578b8878aec85015fd790ebf481d9256041de926c2e483f1e7221ba060a2c0dde903c3a7de6eb9989fb0110c704f7b52c328f859862f0215bbd

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-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\nvm_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.nvm\ = "nvm_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\nvm_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\nvm_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.nvm	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\nvm_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_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-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\nvm_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2084	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2084	AcroRd32.exe
2084	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2672	1948	cmd.exe	29
PID 1948 wrote to memory of 2672	1948	cmd.exe	29
PID 1948 wrote to memory of 2672	1948	cmd.exe	29
PID 2672 wrote to memory of 2084	2672	rundll32.exe	30
PID 2672 wrote to memory of 2084	2672	rundll32.exe	30
PID 2672 wrote to memory of 2084	2672	rundll32.exe	30
PID 2672 wrote to memory of 2084	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:1948
- 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:2084

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
85a625eef5df0bfc0f2a25e0c815da61

SHA1
7f7e450b45b7b365d7674cc127802d48762ea00f

SHA256
984491775138b50f235fcef4c583099c851e0d8ec98cca2a6b4d0a71975f015f

SHA512
e89a5ff2c8afcd861c68ef12f54113183d19646820bf4571567581854d83958504a50a68697c42bb72503ead73859c7fe738b18c94d57385edae809bb6abdbbc

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