b2c2a9c32a27fe5c3872a0a96f96fad6597e4f8f5242ec90a7c2b69a1b409bb0

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
15/03/2024, 08:22

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General

Target

empyrean-main/src/config.py
Size

192B
MD5

36b6f6034baef719be778b89b1226a6e
SHA1

f02c63ff4ead4a66e375ae8145d409537b302d78
SHA256

70773b420265012d9e1cb9d9bc8a83d8a4ec055d3907bd85102cce4a1853abac
SHA512

67e3164601de145a4ee2888a1772aa8a12cfcc8a2edc995861fd316ab187d9ae3cb0ee36a9094fdb79db8c5d907f50b9dfe88828590285f02c7fd65b5cb6e129

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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2588	AcroRd32.exe
2588	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2600	2360	cmd.exe	29
PID 2360 wrote to memory of 2600	2360	cmd.exe	29
PID 2360 wrote to memory of 2600	2360	cmd.exe	29
PID 2600 wrote to memory of 2588	2600	rundll32.exe	30
PID 2600 wrote to memory of 2588	2600	rundll32.exe	30
PID 2600 wrote to memory of 2588	2600	rundll32.exe	30
PID 2600 wrote to memory of 2588	2600	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\config.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2360
- 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\config.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2600
- - 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\config.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2588

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
78782f32d13212630e628ce2905acafa

SHA1
07e3ab1ce6b4c3eeaf3466de299d81814234fc35

SHA256
db23b5888e2e200d5625eff83401356a0931b24e8e5d61873a20949708edd428

SHA512
5e51c0b6303dbd7c5e1f7c1a1883e041e1c45f5df0e6d4de384f967cd578c51b1263a4a1e9eae1caf9652195b6b77ae1d1fb293ea31fcc908d97ac629b71775c

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