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/components/systeminfo.py
Size

6KB
MD5

2737cd3bd851c13c1c5c651e045e75d7
SHA1

828797243a9051d1461abebb90e162bd192f2c8a
SHA256

6689a267860ff5972229c33934af6356b4828b05ae214d2024f62bd113916a4a
SHA512

01d7b0e9c77585e08516c2443797f77c45db861a23f38fccad80036fe3f3ba270add2946317ef5405c608c2f8628910cf38c511cc8d7e94987730e3fe8f71e10
SSDEEP

96:o62a5Q8kjqXmBHyCOMLdpvlGa4sVV2iHxhwqf+zadcTP9eTnSIf:PQRy4Tka/T2UIzaaL9erj

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-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_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-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1720	AcroRd32.exe
1720	AcroRd32.exe
1720	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 1868	2008	cmd.exe	29
PID 2008 wrote to memory of 1868	2008	cmd.exe	29
PID 2008 wrote to memory of 1868	2008	cmd.exe	29
PID 1868 wrote to memory of 1720	1868	rundll32.exe	30
PID 1868 wrote to memory of 1720	1868	rundll32.exe	30
PID 1868 wrote to memory of 1720	1868	rundll32.exe	30
PID 1868 wrote to memory of 1720	1868	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\components\systeminfo.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- 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\systeminfo.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1868
- - 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\systeminfo.py"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1720

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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