e6f27d0e9530edd04a6343618eb98ea1cd748625f42aa0a7ea87b73a8bd886f7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 17:31

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General

Target

empyrean-main/src/main.py
Size

1KB
MD5

db5386b5f9edfc7500d0508fc49a9a59
SHA1

4c79b803e2090d86dd38c7671b1a9b5322b3cf3a
SHA256

ddfbeb221f72eaa4c8e2e4dcdf604307dcfd0d9168c0837a10110cd809f82060
SHA512

a5c6435242930285e41e98e7284fdb0708f654b849e697bd10e8ad12631d5e83e647b775a1bf6d61b9a2958d4969c475055ff3071affcefceed3234b92d69634

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2560	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2560	AcroRd32.exe
2560	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2736	2656	cmd.exe	29
PID 2656 wrote to memory of 2736	2656	cmd.exe	29
PID 2656 wrote to memory of 2736	2656	cmd.exe	29
PID 2736 wrote to memory of 2560	2736	rundll32.exe	30
PID 2736 wrote to memory of 2560	2736	rundll32.exe	30
PID 2736 wrote to memory of 2560	2736	rundll32.exe	30
PID 2736 wrote to memory of 2560	2736	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\main.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2656
- 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\main.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2736
- - 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\main.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
b1afbda453c92aedbf68e7b978a5e552

SHA1
bc48d51d210548571cd9f876dd908fb5ca770830

SHA256
4a7f1e524de75a776bd3f9ad3403e987ffab0a601afacd4f41086ec516b23bcb

SHA512
ded3c72c1308153a79e0c16b5acc837620e8b3afb23c157f702ab9ef0198dc98a4dfdc7929732ef390382b9c4d6f87784fe8d7ffac8bc5044e0536eb604c5070

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