1072efad667d604f609fd850a13e54507e23b5ad33b836436267144a4cbd28e2

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
05/03/2024, 20:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Blank-Grabber-main/Blank Grabber/Components/BlankOBF.py
Size

5KB
MD5

b3d2f59792b99d98107717d6b7100cf3
SHA1

5cf1f176236fb12fd665301a64be7d883ca125c8
SHA256

73bd45bbbf96aa84a2abf5eef93513126bd3adbbbb5ebd5272776643d99c1fb8
SHA512

1791b325ea86c56d35ff9c9216685dd7b3d0b0d01538de5cb6310cb64750daadbeccddbe51fc985bb22a8d8e67ab1a180708e7b97441e0daa2c0b1c14e918ed8
SSDEEP

96:Fr54cd62hK9FFZ48PuCQYBX5oQL6oUMOQcL:FP6Us4B8JoQLBsQcL

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-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_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-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\py_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2416	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2416	AcroRd32.exe
2416	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2620	1964	cmd.exe	29
PID 1964 wrote to memory of 2620	1964	cmd.exe	29
PID 1964 wrote to memory of 2620	1964	cmd.exe	29
PID 2620 wrote to memory of 2416	2620	rundll32.exe	30
PID 2620 wrote to memory of 2416	2620	rundll32.exe	30
PID 2620 wrote to memory of 2416	2620	rundll32.exe	30
PID 2620 wrote to memory of 2416	2620	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Blank-Grabber-main\Blank Grabber\Components\BlankOBF.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Blank-Grabber-main\Blank Grabber\Components\BlankOBF.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2620
- - 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\Blank-Grabber-main\Blank Grabber\Components\BlankOBF.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2416

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
b0436330e1e160c0b77922807b92c1d3

SHA1
ae452691cbd1bf241c1829e9d5ef2b012acfdc8c

SHA256
bfa8d6e7725b26a83fd95105aac1ab6ee8e2f5d4fbd03326caf7c188b3f3a8ce

SHA512
694339d8f3483bac294ebd6a346f0b920fd530bc94c8cf082a1476a699ce23139b6270fb6eec00d96f247090f6223d725b823c7a29031989fc2fbddb13a71703

Download Submit