a81235bfa27fbeb78ac8236339d80016f2e45cc621eb154a5077045472df6f01

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12-02-2024 22:54

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General

Target

data/assets/soundboard.json
Size

1KB
MD5

c30ed256257c213dd6253373f9943625
SHA1

710608a26b279117d5e22cefb0f028d18afdd19a
SHA256

76beda061dcdeeff9531a258800e681dd4688e0a99421a3ff8f0a448a6bee54b
SHA512

d3eedd39fc3d164eca55f4ef166594eff26fd6e87eadc39032cacb59a227ff455375bfe90f960ed6c006da5b68a9cba74a2fbbaf6fac9540916adc7a924b3ae9

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-1-5-21-2444714103-3190537498-3629098939-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000_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-1-5-21-2444714103-3190537498-3629098939-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2976	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2976	AcroRd32.exe
2976	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2804	2212	cmd.exe	29
PID 2212 wrote to memory of 2804	2212	cmd.exe	29
PID 2212 wrote to memory of 2804	2212	cmd.exe	29
PID 2804 wrote to memory of 2976	2804	rundll32.exe	30
PID 2804 wrote to memory of 2976	2804	rundll32.exe	30
PID 2804 wrote to memory of 2976	2804	rundll32.exe	30
PID 2804 wrote to memory of 2976	2804	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\data\assets\soundboard.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\data\assets\soundboard.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2804
- - 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\data\assets\soundboard.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2976

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
4b73aad2682104e4b344daba0f905895

SHA1
95215555c279a7fe15923bfa948742cd2a892300

SHA256
3ad405f28ef16b5741a7e74e7ee43f2b18e791ddf9ad6384baa5de7d2e9dfafc

SHA512
da07e57719e87b42535f146e768c7344100a64510b52376a2aaee1288370441bf09420610b34463704938800c596b344c51ddc5b963a08ce78f7842d5a665b05

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