0ecfa9e9370f383a669aad9db9a28109c24226496b519e7383713c7c1deaf861

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-03-2024 17:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Chronos/src/utils/__pycache__/deleteWebhook.cpython-310.pyc
Size

525B
MD5

cffedbbcb7e283125342ae43bcb3ed6f
SHA1

270c1652ca1ccf952aab82536b839662906bf646
SHA256

11a7434a68a66bc8dc3808ac9866b4857c36c0ea8b6815192a910b95c5a51bd3
SHA512

6ed8c178454f19a3fc67c6be10bfbd44f29a133252286101a50c8d3c2921d7e1191ba1c171f18ae01ac91213d64f87cb1f9cc882f6f39a5609b87e4647fc7d13

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

Processes:

rundll32.exe

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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2372 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2372 AcroRd32.exe
2372 AcroRd32.exe

pid	process
2372	AcroRd32.exe

pid	process
2372	AcroRd32.exe
2372	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2488 wrote to memory of 2556	2488	cmd.exe	rundll32.exe
PID 2488 wrote to memory of 2556	2488	cmd.exe	rundll32.exe
PID 2488 wrote to memory of 2556	2488	cmd.exe	rundll32.exe
PID 2556 wrote to memory of 2372	2556	rundll32.exe	AcroRd32.exe
PID 2556 wrote to memory of 2372	2556	rundll32.exe	AcroRd32.exe
PID 2556 wrote to memory of 2372	2556	rundll32.exe	AcroRd32.exe
PID 2556 wrote to memory of 2372	2556	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Chronos\src\utils\__pycache__\deleteWebhook.cpython-310.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2488

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Chronos\src\utils\__pycache__\deleteWebhook.cpython-310.pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2556

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\Chronos\src\utils\__pycache__\deleteWebhook.cpython-310.pyc"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2372

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
bab64f6cee8fe3d248be97a6c2179192

SHA1
b07b22d3c8becd721779fad022d6e22b1bdaf751

SHA256
acff5de706f45accd3ffd06fdec8063c24f08e949d080dddbefe002df516610f

SHA512
7e6a2e6b782e5f20374f10a04e91ff91bc6ca637f7cb8c0eb23e767332a354b0022d215cdcebd7a233cefa0e554fd0b3891c371ab3056baf56e417fc2e3c0304

Download Submit