b2c2a9c32a27fe5c3872a0a96f96fad6597e4f8f5242ec90a7c2b69a1b409bb0

Analysis

max time kernel
119s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-03-2024 08:22

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General

Target

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

2KB
MD5

deaf00b5fa1e87d383d67653e7f9e632
SHA1

615abf76bcfbaf3249e65f5d764cbc8a9c457317
SHA256

9933b323c85c9bf087367660bacf9e5bf46c5e869688af46922560c9b710d9da
SHA512

255fc671802131cfa7bc498a0877116db35fd5b6380b630ccfda37f282956d8a1a6f65dd5414e84659970fa7f461c45ab1b7dedabef8f11beca2f121f8260e8a

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-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_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-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2568	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2568	AcroRd32.exe
2568	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 2840	2804	cmd.exe	29
PID 2804 wrote to memory of 2840	2804	cmd.exe	29
PID 2804 wrote to memory of 2840	2804	cmd.exe	29
PID 2840 wrote to memory of 2568	2840	rundll32.exe	30
PID 2840 wrote to memory of 2568	2840	rundll32.exe	30
PID 2840 wrote to memory of 2568	2840	rundll32.exe	30
PID 2840 wrote to memory of 2568	2840	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\components\injection.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2804
- 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\injection.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2840
- - 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\injection.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2568

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
5150d38ff01bf654edf8caf5cd44e5cd

SHA1
394ed871576571ec43e1d4f5c60b94c27185631d

SHA256
5cfd666b1a8322118ea34e0c545d67f13ca92481e25b519d092d0d8868403a49

SHA512
979ba472724d222ad5f49825b0da1d7ab53de06251e5e421a10eb825c55d35559a1b746a054a8b12b6a3573aaa08a0b4122bf63e7c62624f33ee51f77017b29b

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