4134b245f9ba38dc81310242f42f8f8fc9b42865714d47f71cd87d5990a5ebc0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/10/2024, 19:17

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General

Target

source_prepared.pyc
Size

185KB
MD5

63b89dc7a0bd32ef8d29341ecdb0096f
SHA1

333040a6356d6d2ab5371771aa8791625d7d27f2
SHA256

55fbeb65e713912c3d4d175c0cbce19bc1f2ee71f6c46cc927ca601f87937d77
SHA512

f824cc3288bd720d0e9341296f3a5a47ab76870ba6a287bf78a753a625a8966c5e7e2d23cec67bd96b9483bb299891291946ca781ca1a8c2000a2a6f16064b67
SSDEEP

3072:sTQILaG+yA9MQTxhoMPEtelZN+tVZaPjCgsQ/6Ckne:sTvWG+zNhoM8cN+7ZaPjCgsQyCX

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-1-5-21-1488793075-819845221-1497111674-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2740	AcroRd32.exe
2740	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 1960	1924	cmd.exe	31
PID 1924 wrote to memory of 1960	1924	cmd.exe	31
PID 1924 wrote to memory of 1960	1924	cmd.exe	31
PID 1960 wrote to memory of 2740	1960	rundll32.exe	32
PID 1960 wrote to memory of 2740	1960	rundll32.exe	32
PID 1960 wrote to memory of 2740	1960	rundll32.exe	32
PID 1960 wrote to memory of 2740	1960	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:1924
- 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:1960
- - 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:2740

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
e84f34a429973618e1c9815253a8c626

SHA1
5b22247ff988bdb627ea59055dc99345f0d590f2

SHA256
771ef6e55a3193aa69df2322ea5d2f75595c699d803c7ad1db19b771dec76cf7

SHA512
283af6462cf93803aea95d1147f58949c7feb3aedcad4e23be0250a9bdab145e232f0779cd5810c65b1ffe0f2091f25284a48d196a89cffa98559123448eb3fe

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