c16fb37174db73f6d6070a87c43beda40357452e1e7ca344fe457b836c9d6976

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
09/06/2024, 15:45

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General

Target

tool-boost-funk-boost/config.json
Size

178B
MD5

a4a3db49f2a6d099608bd16fb1193458
SHA1

fa0996f79324f63b3da639ef271d2dacee4604d4
SHA256

f5187f2d24a92a1c8897c307a3417ed26da2333d7c700d75ddff70876c4fa1df
SHA512

adbe692b759b5d661a6aa477d0af9b4acc2b6bb51ced43f366bc162a26d14a684176fa82bd6de76cb43f406c16bc72d60837f95296683882c286088c0e5a5d99

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-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_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-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\json_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2732	1736	cmd.exe	29
PID 1736 wrote to memory of 2732	1736	cmd.exe	29
PID 1736 wrote to memory of 2732	1736	cmd.exe	29
PID 2732 wrote to memory of 2800	2732	rundll32.exe	30
PID 2732 wrote to memory of 2800	2732	rundll32.exe	30
PID 2732 wrote to memory of 2800	2732	rundll32.exe	30
PID 2732 wrote to memory of 2800	2732	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\tool-boost-funk-boost\config.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\tool-boost-funk-boost\config.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\tool-boost-funk-boost\config.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2800

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
226f380693eba52e2e553d66b253f7b7

SHA1
566ab8dc9d9852a2e1e76badbe1bfa968b155ab4

SHA256
0cc76a5b128f5e04f623a81393199ff032bf8b8f8cb3499724b5bd5e53770400

SHA512
d85e1fc5df178895cd4afedf18439f25cf36d8b605fe74f559a7e819f2ac4cd479677f7eeb3e09c5b670e3f74369b4c43ede818057c553a638de8132d3b7177b

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