80f39a11a179b4b0829192f0283f53b4170347f760deb4b40b346ac99bba4d87

Analysis

max time kernel
150s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
22/04/2023, 23:37

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General

Target

empyrean-main/src/config.py
Size

197B
MD5

f9db0f9a37e5d0b737dd22c3a0473d6d
SHA1

21b489d27337761e2dd5d6c50f4114ad73777800
SHA256

dc3606aa2b6342da0fe23a0a5859cf2f2be3d4bc0ec49f0dd4c79201db68c541
SHA512

12b32a522d848c76b984182f9827d22aea2e7c282b0f03db7b5d78e121157de6b67ee0e6031a44067c59efa146f1d5515514f9e27232778a56720582b7ec7d1d

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 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1664	AcroRd32.exe
1664	AcroRd32.exe
1664	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 588	1760	cmd.exe	29
PID 1760 wrote to memory of 588	1760	cmd.exe	29
PID 1760 wrote to memory of 588	1760	cmd.exe	29
PID 588 wrote to memory of 1664	588	rundll32.exe	30
PID 588 wrote to memory of 1664	588	rundll32.exe	30
PID 588 wrote to memory of 1664	588	rundll32.exe	30
PID 588 wrote to memory of 1664	588	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:1760
- 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:588
- - 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 use of SetWindowsHookEx
    PID:1664

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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