795174a48bb492a185ebab88bde39c8ff8b193c3729602a5a8f9425baec7ea1b

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
12-02-2025 23:00

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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-1-5-21-677481364-2238709445-1347953534-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3060	AcroRd32.exe
3060	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 3036	1996	cmd.exe	31
PID 1996 wrote to memory of 3036	1996	cmd.exe	31
PID 1996 wrote to memory of 3036	1996	cmd.exe	31
PID 3036 wrote to memory of 3060	3036	rundll32.exe	33
PID 3036 wrote to memory of 3060	3036	rundll32.exe	33
PID 3036 wrote to memory of 3060	3036	rundll32.exe	33
PID 3036 wrote to memory of 3060	3036	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:1996
- 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:3036
- - 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:3060

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
5f7596cc93c00659821f213bd50ea0b4

SHA1
3c4850c79d1d5f2ca3b48f83012b4f4ff122ae37

SHA256
5e452dd0bf26795901c15ceed58c70c16ca84b524734c2109250768b97c1754b

SHA512
a8f7c73a74dec7a3e0b74cb625250a52675c32d23d14e3a83e24c2b6bc0c3a378068981810f3f5eb1cb6b6af9bb3e9917d552e7f9839cf5d34017b5ddcce0b03

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