9644e499266c4a5f046b661effc63c95cdf161ba31b481c40d6fb012733ef680

Resubmissions

19/10/2024, 20:28

241019-y9crfsygrq 10

Analysis

max time kernel
119s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/10/2024, 20:28

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General

Target

source_prepared.pyc
Size

173KB
MD5

558bb736f320b25ca0f52047fb35bd33
SHA1

3393e0ee3f329b4d5a8ec39d9c4e042bef47d289
SHA256

001d7b31e4c20a34fbfef8da7c45635f897d2c53943aae1f55cdad941bb53845
SHA512

af1f6e5cab4f26eec13e5cff341be3a88287c2d1bc9b6700c70877f973dc734803d2f0310bf014381bbeead983c81c821d721bf5d21bcf0e7746568a8a0a4c6b
SSDEEP

3072:jryLs0aOO9161OzsAo6PZTJ0pZyScWaQV+0YIvdXzAsTWu:jrws0aOO916FAoZpL9E0CsP

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-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2744	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2744	AcroRd32.exe
2744	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 1004	2516	cmd.exe	31
PID 2516 wrote to memory of 1004	2516	cmd.exe	31
PID 2516 wrote to memory of 1004	2516	cmd.exe	31
PID 1004 wrote to memory of 2744	1004	rundll32.exe	33
PID 1004 wrote to memory of 2744	1004	rundll32.exe	33
PID 1004 wrote to memory of 2744	1004	rundll32.exe	33
PID 1004 wrote to memory of 2744	1004	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1004
- - 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\source_prepared.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2744

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
b4d88a1d153f19a41b34580d8cc00e5e

SHA1
74c75a19fe0f11fc10081c1e6387125b3c3c5f2a

SHA256
9c0640d46cdb321ddd8ed186a3a4ef183edae24a35269d486c61b6affcfd3cfa

SHA512
5d3a9f749c258e7c3ddfb7f628baebebe65bf5a5cb8d6233b5b0807c2ba4bd4c40d15fe56eaf46d97b10dc5f4fcf423f46ccec2400b8cd20d1bcb55c87fdc6fe

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