38bc3239b5cf71dc370502c20527717b02ad63ee2948894a447d20839f327939

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 17:17

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General

Target

source_prepared.pyc
Size

167KB
MD5

82cd7ac965f5af6b7e3a0a18602e229c
SHA1

c49d9c94d72234a7821b0437c9555918c04210f9
SHA256

37a40d8cbbcaa6e25df3738b44946785ca2a673707ae4b2a6a3d1d6458b0d716
SHA512

7248d589debc6274a6152568ba9a99642b8654ab9067c30af3bc3c87f2056aff00fea2addc6621aacde0b72cc3e652f4a4ebf0938ab5bd2045061546efb93423
SSDEEP

3072:NQinaOO2xkSMS4DoBPZTerfSc6ASfeIvdXzepsTxf:NfnaOO2xkScDoiaPASfQsF

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-1-5-21-3533259084-2542256011-65585152-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2888	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2888	AcroRd32.exe
2888	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2944	2352	cmd.exe	32
PID 2352 wrote to memory of 2944	2352	cmd.exe	32
PID 2352 wrote to memory of 2944	2352	cmd.exe	32
PID 2944 wrote to memory of 2888	2944	rundll32.exe	33
PID 2944 wrote to memory of 2888	2944	rundll32.exe	33
PID 2944 wrote to memory of 2888	2944	rundll32.exe	33
PID 2944 wrote to memory of 2888	2944	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:2352
- 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:2944
- - 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:2888

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
6187d8fd65f01eb5eb52fec1c647bda9

SHA1
0905f84819d92b41ffe03a4d571fb9ae2c3897f8

SHA256
03944dab8693adfb8a46c5a5403de1d8e87b0788296a8c4aa374053e92fdef9e

SHA512
4bf07c0312d15ae8328e1d1994fe5d88d1c2337e26d0d399dd38b93bc16bc50e2be53b4f72e5297917bf3f0924bda6bcb32abb6345b9725b0af43648bd3a0d71

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