f6d439b28fcb5f5ba472e3fa3cc133f8067e34c05b1d358a1a61e75696c1dbad

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15/04/2024, 16:20

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General

Target

cpvp/advancements/00000000-0000-0000-0000-000000000000.json
Size

7KB
MD5

dcaea5085bacd9561b3b6b8b9a622af8
SHA1

09f107bb6b41bd3fabe50c8c24d5e977072ddc57
SHA256

d0549b81ccac4b5f2f2fb05974cad7003254e2e2af56b7ac49cb0a332692d970
SHA512

bf1ac310012f34d6b7d6b242f6e1adb2b31279ac7cfd5015601bb81fcbb313c27c8922765b9ba9295e238f733b8f85b587bf9b3f16fd905c0696d17f2002d3bf
SSDEEP

96:BUFZ9TBJFlvBN96gQgm40FFFsqJ9WqcfFeKjffvYCSg7GFF/fvQTVhHgfvrLfvq+:0z6

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-1-5-21-2461186416-2307104501-1787948496-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_CLASSES\.json	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2744	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2744	AcroRd32.exe
2744	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 2428	2612	cmd.exe	29
PID 2612 wrote to memory of 2428	2612	cmd.exe	29
PID 2612 wrote to memory of 2428	2612	cmd.exe	29
PID 2428 wrote to memory of 2744	2428	rundll32.exe	30
PID 2428 wrote to memory of 2744	2428	rundll32.exe	30
PID 2428 wrote to memory of 2744	2428	rundll32.exe	30
PID 2428 wrote to memory of 2744	2428	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\cpvp\advancements\00000000-0000-0000-0000-000000000000.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\cpvp\advancements\00000000-0000-0000-0000-000000000000.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2428
- - 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\cpvp\advancements\00000000-0000-0000-0000-000000000000.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2744

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
2948e8e62ef4533b53eab50cbe6bc8ad

SHA1
1a7f47692d394cd9f494f63337808fdc6a9d183a

SHA256
7bc71ccec075c1642a3d0d92e3c278bff77c42980e9c3b826ad45676f7a6f7b7

SHA512
4fcce000b6bfacbbc335994f837b70ed900f42dbac7b293dd26a1579ea932615cb97c5a5a94cf711798f476e8b16b3e7402e7ae0c14cc7109a4d587351096b23

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