07571661dbe8b121623e9cf6ed368ba3b0e4557e1b7125c49fc7daea742e4108

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
23/02/2024, 16:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

boost tool/keyauth.py
Size

20KB
MD5

c157a5496487354c7015572e8d69a0a2
SHA1

acc9cba96bb1338e15054df5b21a77615146ea3e
SHA256

4a07961411041bb06b08fd35b46e3f6814c7754f4629d689142d4da7d7424069
SHA512

5f775dcb30d6e01b63b88915873b9c76676601aac843ba5ba13f82a7ed1441237ff97a6d7092ebdff8e0545acc15b4542371d29fc22dfb9a7fa434f2a1bd1ad6
SSDEEP

384:BwzmXsqos8E0bA8vKhi/IExArtnAwmNCtXD2xC1RDcFinlvRElXAKblNK0WaMJQI:BwzmXsqos8E0bA8vKhi/IExArtnAwmNQ

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\py_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2448	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2448	AcroRd32.exe
2448	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 2664	2596	cmd.exe	29
PID 2596 wrote to memory of 2664	2596	cmd.exe	29
PID 2596 wrote to memory of 2664	2596	cmd.exe	29
PID 2664 wrote to memory of 2448	2664	rundll32.exe	30
PID 2664 wrote to memory of 2448	2664	rundll32.exe	30
PID 2664 wrote to memory of 2448	2664	rundll32.exe	30
PID 2664 wrote to memory of 2448	2664	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\boost tool\keyauth.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\boost tool\keyauth.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2664
- - 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\boost tool\keyauth.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
e4e41c903c149069ab5978a0c5ad8f3d

SHA1
8daaccbdbda3180bc28f22efe0c5d993e88b7338

SHA256
0f1eb30d68300f8a4ba8f2600e211824bd17245c294e374975bd111c4e06bc95

SHA512
0f53ea0a451767a5ab5d58c53714113e6c117668ac9712ce459bcae73f4db7373f1eeb9546d7351c71b18ecf4f8ad6cb2ebcfe22d94aaa66529d1381f75dd1b4

Download Submit