b2c2a9c32a27fe5c3872a0a96f96fad6597e4f8f5242ec90a7c2b69a1b409bb0

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
21/02/2024, 01:49

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General

Target

empyrean-main/src/components/antidebug.py
Size

11KB
MD5

47ae6ac6b52d97d6b952b140e82ff9cf
SHA1

eebba9b7e4dd198d4050e597bab281b87d5785da
SHA256

92e1b4427e17cc7ffcce8f62a3bba16455110086314577fa76ba87804dc6803c
SHA512

97bba85c42ba15f48f2c21843bbccc4af7a3b08bd93d44db5361458900c9e3a3d0607cff38e7b078883ffc6d8fad0dcb9a422015f1165442bd7ddeaa32707e5a
SSDEEP

192:0PRZOKV83Gsn8ZBwh9JYmypzrKU8zrPsR0TtsBWaOJjd5vpV5M7/K/m:0ZTd+nJYJzrn+rgeeWaOJjd5vpVCH

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-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2964	AcroRd32.exe
2964	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1472 wrote to memory of 1460	1472	cmd.exe	29
PID 1472 wrote to memory of 1460	1472	cmd.exe	29
PID 1472 wrote to memory of 1460	1472	cmd.exe	29
PID 1460 wrote to memory of 2964	1460	rundll32.exe	30
PID 1460 wrote to memory of 2964	1460	rundll32.exe	30
PID 1460 wrote to memory of 2964	1460	rundll32.exe	30
PID 1460 wrote to memory of 2964	1460	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\components\antidebug.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1472
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\components\antidebug.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1460
- - 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\empyrean-main\src\components\antidebug.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2964

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
67269167b533907e035c03624da72fdf

SHA1
54c463a160c0dce00038b78bdf134e3029a948ed

SHA256
956d8ef1dc4c008adf3f0ab4318ee24ef510fd6acb6ba36ce3cf925c4c4b29a3

SHA512
2c84d9e0061d75479be3f387527155376cc224c2273e2bcd21f9cdd8e4865fa8725b3aeea57996da44976dfb285650d93118deb790a304a53c351a360feb7343

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