e481ba9c957cab0d3832b2756726920cc8ab48f64e9d906cad11add37f1dd5cb

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 02:28

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General

Target

source_prepared.pyc
Size

172KB
MD5

218b2b99f5f2bad418c77a6bc8434000
SHA1

55a644589eb81bc46b33ca741459f552c1d6d0e3
SHA256

b766ed6214f95f51883129bdaf2f22dea142a5d023c37a079b93ceb9e804ef1b
SHA512

af4af822b6284abc16b88f09bdd0cb2cca821ed76c81314de0c3f628a890c93a7b44ca7151546097241179ed15d05eb08e2f06f1fddcc4790f487e2b2c142dd2
SSDEEP

3072:jrree0aOO9kk1OzLhodPZTerUScdQQV+GJIvdXzr1sTxw:jrae0aOO9kk2hoGj8SGCse

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
2496	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2496	AcroRd32.exe
2496	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2808	2992	cmd.exe	31
PID 2992 wrote to memory of 2808	2992	cmd.exe	31
PID 2992 wrote to memory of 2808	2992	cmd.exe	31
PID 2808 wrote to memory of 2496	2808	rundll32.exe	32
PID 2808 wrote to memory of 2496	2808	rundll32.exe	32
PID 2808 wrote to memory of 2496	2808	rundll32.exe	32
PID 2808 wrote to memory of 2496	2808	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2992
- 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:2808
- - 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:2496

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
14fcd758b0e9f58b05db8f9226834c4d

SHA1
8b9fc111b1b458fad05a22dcdb7314c7d487f118

SHA256
73a54ca872e9c13ce00c1a7e5c0071cb6a74aa3649e07a4d16adf92e5382454a

SHA512
4197369d7b178018de165fd6e060cf4eafde92cf171c5db06ddf502be2f75329922e4c45629d4f03fc5ce444e915ee2aa5a8ae07e4fedb87c31fed1f7615d3bd

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