7e9c81789e1ea9d8f034ebb76c2fb57852c162145220db9bcce2522b6f8c9551

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
24/02/2024, 14:17

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General

Target

Nitro-Generator-main/readme.md
Size

1KB
MD5

6b5074762d8917a184a943a60e63aebf
SHA1

48fc318d7f30e8f6c5df8eab39677d211fa9b49a
SHA256

441915e392aed7649bc6b7767a0531683400f47518c80b3f4e8ce72c356ec128
SHA512

6d5a5a5c2444afb11bde49291975a4b4aeb745280042f67538e89ba928c8d88d189e99eb42c647b08c64bd38e93ec252c26fcc74343d12ebf6fd92f1f3de2b5b

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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.md	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2724	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2724	AcroRd32.exe
2724	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2692	2908	cmd.exe	29
PID 2908 wrote to memory of 2692	2908	cmd.exe	29
PID 2908 wrote to memory of 2692	2908	cmd.exe	29
PID 2692 wrote to memory of 2724	2692	rundll32.exe	30
PID 2692 wrote to memory of 2724	2692	rundll32.exe	30
PID 2692 wrote to memory of 2724	2692	rundll32.exe	30
PID 2692 wrote to memory of 2724	2692	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nitro-Generator-main\readme.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Nitro-Generator-main\readme.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2692
- - 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\Nitro-Generator-main\readme.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2724

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

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Downloads

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

Filesize
3KB

MD5
6b01060ae58610b127728a6c0f306dcb

SHA1
f9db0f42e2fbe4ffddffe41ec1ee347c29d5dc7b

SHA256
cb8fcb11f5e6fe68123538d629b42639e9f72f4c0555fb44e2fffacb8d1edae4

SHA512
bf360ad43f0182115af755dd3b92bd5b46021231f74314ecb9865e72f4afc826ad7c84b96a630fe214e773f213733d1772a554aec311f16dae1de05029b6c10a

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