d88d440a4bfd5d59a899ac0f636b9ba7afcabab01a940b027478b10ad0689fe8

Analysis

max time kernel
118s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
08/01/2024, 22:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

assets/minecraft/blockstates/birch_slab.json
Size

210B
MD5

f7fd1f98f6a62c7ba6b871c4b4c8ea03
SHA1

d8bbffeed1075ad46f725ec21ea50196c1f196cb
SHA256

f3381ae1d318a4237208a9a0c140c90706c604358e67095b187c21e99413fa6e
SHA512

4b34783ad1f417f0f8f08bc77a21657c25044f83cc4a7ab9a8f3a7e0d3e9fb6ec49a96f18d29e80d37387d82856172bad305251f3782dcae7755a22250517173

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-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3012	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3012	AcroRd32.exe
3012	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2732	1740	cmd.exe	20
PID 1740 wrote to memory of 2732	1740	cmd.exe	20
PID 1740 wrote to memory of 2732	1740	cmd.exe	20
PID 2732 wrote to memory of 3012	2732	rundll32.exe	30
PID 2732 wrote to memory of 3012	2732	rundll32.exe	30
PID 2732 wrote to memory of 3012	2732	rundll32.exe	30
PID 2732 wrote to memory of 3012	2732	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\assets\minecraft\blockstates\birch_slab.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\assets\minecraft\blockstates\birch_slab.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2732
- - 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\assets\minecraft\blockstates\birch_slab.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3012

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

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
57f0ba21e3d1810ca6babc1ce06ec1df

SHA1
8b8f78903de048c09673a443d43aa4eb5f2ebc18

SHA256
09b116479014f39ff13e598229b3d2ab4291a5cc084ade59c3685355c3ce2df1

SHA512
8bf50a8d865581d6e73ead6ed0f76cd311c84b52b4a97ec56048c4ca78e4d5b2a37d98a5fcfccf6066e4bf8bad703f1dfbb859d065900f4cd28c7522c88b35cc

Download Submit