ace56fea4b7af878e92fa3caa903c1dd21e0b3b43c96ba114e682afa1c2413ed

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 22:18

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General

Target

Blank-Grabber-main/Blank Grabber/env/Scripts/build/Built.exe/Analysis-00.toc
Size

25KB
MD5

67e0e46b74732b0dd2d371ffe86fdca7
SHA1

21ca34f533dcd30c59517a205d31a212ee0184b1
SHA256

24f17db07acffed58bca943a295bb76d344930c257aa668adcf9966a039e17f4
SHA512

300b799316ef6aa7abea3f2208931b88dad79351764dde3ff19aa89435731429a29a830af177e6c277e1ac81c317798881ea0dba823dcbfd1a901e1f25c4209b
SSDEEP

192:anRk7se9bP6mG9tf878KrlXm04dKrlLcR5n1vDlbgDJk5JhGFyNh8481tf1y/qM/:aSQhYDVEoC5n98VbENL

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-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\toc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\toc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\toc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\toc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\toc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\toc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.toc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.toc\ = "toc_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2988	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2988	AcroRd32.exe
2988	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2532	2180	cmd.exe	29
PID 2180 wrote to memory of 2532	2180	cmd.exe	29
PID 2180 wrote to memory of 2532	2180	cmd.exe	29
PID 2532 wrote to memory of 2988	2532	rundll32.exe	30
PID 2532 wrote to memory of 2988	2532	rundll32.exe	30
PID 2532 wrote to memory of 2988	2532	rundll32.exe	30
PID 2532 wrote to memory of 2988	2532	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Blank-Grabber-main\Blank Grabber\env\Scripts\build\Built.exe\Analysis-00.toc"
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- 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\env\Scripts\build\Built.exe\Analysis-00.toc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2532
- - 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\env\Scripts\build\Built.exe\Analysis-00.toc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2988

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

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Downloads

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

Filesize
3KB

MD5
4335927fb925176d6f6acd341a9bfb0d

SHA1
76cd3182dd3f0ec4569e14a432f09fd90fb7d8dd

SHA256
6c5b7b0d5f3898505a0a3ae7d20a6ca7a718b2ce9b834159615ebd31187aac0e

SHA512
aaa7c5e1168626209b3eb7cd5a73fae1b06e0a4a9df06b365266f04b61eaa7085764ac101d2c1697907ecdd1c66ce128d276dce892d3707181a63ec31a5f9636

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