15f5346f636fa7879882f23611d46da7d7fab3e03cf75366f8721fe54804f8fd

Analysis

max time kernel
103s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 22:22

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General

Target

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

1KB
MD5

0fede8d83b25bf76cb24df5fafc68bbe
SHA1

3074408484a65ce9e72bd4b9ad6dc774029031f1
SHA256

1c4fb55c0625e037d90c52a47b7dc46f4fd7c400464834e22e6871e00176dc5e
SHA512

74b01d93691bfe176ba6f6d3e8e0827fa4b520c044f05289ee20ee8712eb59f1c13e1b69bed45884fe748366fb28d2000e2d8cafd45512dc9cc932ddec8b6cdc

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-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3000	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3000	AcroRd32.exe
3000	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 2792	1288	cmd.exe	30
PID 1288 wrote to memory of 2792	1288	cmd.exe	30
PID 1288 wrote to memory of 2792	1288	cmd.exe	30
PID 2792 wrote to memory of 3000	2792	rundll32.exe	31
PID 2792 wrote to memory of 3000	2792	rundll32.exe	31
PID 2792 wrote to memory of 3000	2792	rundll32.exe	31
PID 2792 wrote to memory of 3000	2792	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\components\startup.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1288
- 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\startup.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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\startup.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3000

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
8e278d10180d72c2893fa3f3ef2448ba

SHA1
47415ed6e6996781b5ef5155b4992cf83f8aa1a8

SHA256
a28427559d3aa73b3e9e7b8a7093b9ae88b73a4e477b9042e70095a362c1eecc

SHA512
f6e8007d88339d07f6eb04a985764daad9188c19d40bd423346a26e00ad5fbf90be64b70dd74463c0979bc8dc9ea2ae80a36bd17333ac2396240a9b4dc589626

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