fc788d41f02145ba4f9086674464826cc596a0843b73b285f2ae3426439b2d82

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
01/05/2024, 20:34

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General

Target

assets/minecraft/blockstates/acacia_double_slab.json
Size

80B
MD5

d3c9248ae18eb6d5801a7d22bc062c8f
SHA1

ec62f5adaea064168df4f681b45ee22ca86bb3dd
SHA256

60b28e191a234df3deefc0549426df19c93a97b6bf2c0af9c743e4b3b62c9d74
SHA512

09bfcb7cf7aeba92e4976a75f01886eb8c3b5fcd2316ccf3fa9bbbd8d00beae70cc325487bc2535b67a76a89abb446f62ec0ce545254a3b9964c096b0a536e5c

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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\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
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\	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
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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2576	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2576	AcroRd32.exe
2576	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2204	2316	cmd.exe	29
PID 2316 wrote to memory of 2204	2316	cmd.exe	29
PID 2316 wrote to memory of 2204	2316	cmd.exe	29
PID 2204 wrote to memory of 2576	2204	rundll32.exe	30
PID 2204 wrote to memory of 2576	2204	rundll32.exe	30
PID 2204 wrote to memory of 2576	2204	rundll32.exe	30
PID 2204 wrote to memory of 2576	2204	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\assets\minecraft\blockstates\acacia_double_slab.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- 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\acacia_double_slab.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2204
- - 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\acacia_double_slab.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2576

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
1a1b44e187043057233a08915147eab9

SHA1
48e412dff42220f913b6674c3c51f8f16ef2c3f2

SHA256
d7467ba2efff813a93cd703af1ab05e80cc2b73c4b9269562c8ea4afd1471d88

SHA512
3152cd1ed836e15f85c84f9ccad99ebc35727dba54e4ba4481602f8f70b0b31b2e4eeb61c7915170bb3c00724d0d8e8a630f8a04c1e5ac5cc94b4d7d1d63c513

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