ace56fea4b7af878e92fa3caa903c1dd21e0b3b43c96ba114e682afa1c2413ed

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 22:18

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General

Target

Blank-Grabber-main/Blank Grabber/env/Scripts/rarreg.key
Size

456B
MD5

4531984cad7dacf24c086830068c4abe
SHA1

fa7c8c46677af01a83cf652ef30ba39b2aae14c3
SHA256

58209c8ab4191e834ffe2ecd003fd7a830d3650f0fd1355a74eb8a47c61d4211
SHA512

00056f471945d838ef2ce56d51c32967879fe54fcbf93a237ed85a98e27c5c8d2a39bc815b41c15caace2071edd0239d775a31d1794dc4dba49e7ecff1555122

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-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\key_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\key_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\key_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\key_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\key_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.key\ = "key_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.key	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\key_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2632	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2632	AcroRd32.exe
2632	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2352	2108	cmd.exe	29
PID 2108 wrote to memory of 2352	2108	cmd.exe	29
PID 2108 wrote to memory of 2352	2108	cmd.exe	29
PID 2352 wrote to memory of 2632	2352	rundll32.exe	30
PID 2352 wrote to memory of 2632	2352	rundll32.exe	30
PID 2352 wrote to memory of 2632	2352	rundll32.exe	30
PID 2352 wrote to memory of 2632	2352	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Blank-Grabber-main\Blank Grabber\env\Scripts\rarreg.key"
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- 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\rarreg.key
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2352
- - 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\rarreg.key"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2632

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
f19e17774c25b92d2b86dc6f30d4fe92

SHA1
8f696c1b4f7843f3be35c5771e215a1d7b296e46

SHA256
2b9d1442e2a966ad703bd4e30b13a4cf8c7cf447508d0402c2df44a3979b11eb

SHA512
5ddddf46a73e7f2359b6688902676e2d089f64eecf4085b0dcaf08f49d20ceaeb0ac7480cad7c20737084b1a1290155c0219fb516b502aea6b957ae94ea1e60f

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