795174a48bb492a185ebab88bde39c8ff8b193c3729602a5a8f9425baec7ea1b

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
12-02-2025 22:57

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General

Target

empyrean-grabber/builder/util/build.py
Size

2KB
MD5

b972c3bd98189fef3649132428a6b5d5
SHA1

2f9a0e3bb364be7614062a716e97065df9d091c3
SHA256

ae2d7a498db4f1ea8d4cf1f71a9a60e0379a8b6e287d2c8b7cd2262f45b2d88c
SHA512

b9e9281168c684a8136f299e50293d2d0c0fc92c70ee482a7ed27f1340627c628c0347ab36ee33c72ace95595d2111ee103fbb1ead1e0dbe55a3e85dd2f644f8

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-1-5-21-1163522206-1469769407-485553996-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2816	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2816	AcroRd32.exe
2816	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 296 wrote to memory of 2860	296	cmd.exe	32
PID 296 wrote to memory of 2860	296	cmd.exe	32
PID 296 wrote to memory of 2860	296	cmd.exe	32
PID 2860 wrote to memory of 2816	2860	rundll32.exe	33
PID 2860 wrote to memory of 2816	2860	rundll32.exe	33
PID 2860 wrote to memory of 2816	2860	rundll32.exe	33
PID 2860 wrote to memory of 2816	2860	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-grabber\builder\util\build.py
1⤵
- Suspicious use of WriteProcessMemory
PID:296
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\empyrean-grabber\builder\util\build.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2860
- - 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-grabber\builder\util\build.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2816

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
b84b31ef72f32a18c0bbc439dc82bd8c

SHA1
6cb0a62f9f39fce38ab65624f513b2a4b55664e1

SHA256
1898b63ca4b805c4a9efdb18b3697f4719a978d4622b3c9a8f4f8f8f191fbb5b

SHA512
6a40c2c3fbd53b8ec96acd86830247b2c7979b7184ad55edde1f78e113f02350224ae158d2c39e9ab31a01ef23d196fc6381f397ea467d7cd22eaac510d28836

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