6d67a6b7b72220845abe6f3b798f509528e43de3afa798dcf36047996cc4a27e

Analysis

max time kernel
71s
max time network
37s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
11/05/2024, 12:19

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General

Target
Yuka_-_Scattered_Shards_of_the_Yokai_ENG R1/Yuka - Scattered Shards of the Yokai/www/package.json
Size 235B
Sample240511-phgfwsae99
SHA256 e06b7c1a22af5e72ce574d9a0b4d11c7a00f2935ae6c3976e1abb984fce283d9
MD5 0b4ef18e57cade5269ec530ad96a43e5
SHA1 440612e4258849662061fc1fba7b92bcfc4e1845
SHA512 52c7ae364facf81923cab95952369ee4f497049f6208afc44b0272e0b8810ef223e4848578468377bd6768e4527584effacb16e9132b29ff8469358f05f1628b
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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_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-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2864	AcroRd32.exe
2864	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 2680	2428	cmd.exe	29
PID 2428 wrote to memory of 2680	2428	cmd.exe	29
PID 2428 wrote to memory of 2680	2428	cmd.exe	29
PID 2680 wrote to memory of 2864	2680	rundll32.exe	30
PID 2680 wrote to memory of 2864	2680	rundll32.exe	30
PID 2680 wrote to memory of 2864	2680	rundll32.exe	30
PID 2680 wrote to memory of 2864	2680	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Yuka_-_Scattered_Shards_of_the_Yokai_ENG R1\Yuka - Scattered Shards of the Yokai\www\package.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Yuka_-_Scattered_Shards_of_the_Yokai_ENG R1\Yuka - Scattered Shards of the Yokai\www\package.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2680
- - 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\Yuka_-_Scattered_Shards_of_the_Yokai_ENG R1\Yuka - Scattered Shards of the Yokai\www\package.json"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2864

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 b4fed5dad53b0c35f2caa83f64b5dfbc3ace951ef5b81f179fb5f03362d3b932
MD5 93f7e0794c2dad9bfc05c2632fd1b2ae
SHA1 1c0a631036cd6e169395e4ece7f4821270a215b7
SHA512 294b350c4e9384d86574c6e968962d70648b3b58ad24bd84183e7410b8d38524da67e13f9c16d116aedd22ffcd8d4111b0bd06991417d3f3d157b33015de657a
MD5 SHA1 SHA512

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