af32ec895c531c59eb8f729e4178f39d7ba7602dde399a9c0cc6c23150d5ac9d

Analysis

max time kernel
843s
max time network
845s
platform
windows7_x64
resource
win7-20240221-de
resource tags

arch:x64arch:x86image:win7-20240221-delocale:de-deos:windows7-x64systemwindows
submitted
06-03-2024 14:48

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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-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_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-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2552	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2552	AcroRd32.exe
2552	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 112 wrote to memory of 2516	112	cmd.exe	29
PID 112 wrote to memory of 2516	112	cmd.exe	29
PID 112 wrote to memory of 2516	112	cmd.exe	29
PID 2516 wrote to memory of 2552	2516	rundll32.exe	30
PID 2516 wrote to memory of 2552	2516	rundll32.exe	30
PID 2516 wrote to memory of 2552	2516	rundll32.exe	30
PID 2516 wrote to memory of 2552	2516	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:112
- 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:2516
- - 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:2552

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
184651b13a2cc56d3658feac5c434e7a

SHA1
b4aad1d30461a6b132c0ef81958319da28842da7

SHA256
85bfc2acaabd8dcef94b53bb0c418f87e681a225035fe06fc44908c84ebe5447

SHA512
58790384f17b444e007dc3074dc577b8760722199407885a34c723b25b43fbf78d60617fc79c5a6b46454f80ab3885a6e08592d82bd6bf608517c7ff528633d7

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