b9a7c3c6e4a93465b5800d940825f318c4f1880f956f7ef80e1cb4fe0a380a6b

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
01/02/2024, 15:09

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General

Target
Luna-Grabber-main/README.md
Size 4KB
Sample240201-sjpqfaacbq
SHA256 6dfaf12e000167a7a52f943d8eddab993a32258e619e7cc1d098daf00e5e2106
MD5 21a41e7ffc16e67ca2eb82f6458c0551
SHA1 47e6335b003a4724a4a9539048c6cb2a5c8992da
SHA512 d41633362491811c14ede1ec48f7d720f2fa94774b21f57002dad893c700c4e58b399f5556f51f2adc0b61257f979d37d43aa31e780e76cb2ade419dd657a74f
SSDEEP 96:cIdEekYRkDkKk/NGFXZ2dAvBmVKrhBkCU5vOYNEl3:cb/I11GBkZ2YxER
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-3470981204-343661084-3367201002-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2648	AcroRd32.exe
2648	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 2124	2024	cmd.exe	23
PID 2024 wrote to memory of 2124	2024	cmd.exe	23
PID 2024 wrote to memory of 2124	2024	cmd.exe	23
PID 2124 wrote to memory of 2648	2124	rundll32.exe	30
PID 2124 wrote to memory of 2648	2124	rundll32.exe	30
PID 2124 wrote to memory of 2648	2124	rundll32.exe	30
PID 2124 wrote to memory of 2648	2124	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Luna-Grabber-main\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Luna-Grabber-main\README.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2124
- - 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\Luna-Grabber-main\README.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2648

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 8b95ab872f3d5fcc670f3c6f0a9ef28f44cad9a07eacc984576d0f2b8f680501
MD5 4b9027f55638765f8df445de6c40b833
SHA1 be2d0dac0fbe8f2a5c5bb29c0f66c83cc25318cc
SHA512 36e65d899ce15663bdd21a7f6c01b3ffdb2dc422b0f45306714b538bdc18d948397ae28dbe4d68c445ef98664af1bbebacc89087c53ba6efe7603389eb920c77
MD5 SHA1 SHA512

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