75a3295f8c688359fcb7555b80e3f71ee42c5ac1d4525a39b2571107acf06a45

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
22-07-2024 21:45

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General

Target

scripts/demo.lua
Size

429B
MD5

a0cdff1f4eaf5af121513b9885295341
SHA1

e40fc44c5b82a8c02e7248c8b104c0f8abdc4f97
SHA256

f2b354df9b4d661f6227132c39937b8f706626886cdcf65540ebc5b78f55f6ea
SHA512

1bf19f211a11c6b88ca9583ff20c1c8ed3e14f8f7ff68622a37c5c151ef2473e41bfd2b503bcc99f6e6e3f79b6845678cecfd3e23406353f35883fbf9b2beecd

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-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\lua_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\lua_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\lua_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\lua_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\lua_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.lua	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.lua\ = "lua_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\lua_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2548	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2548	AcroRd32.exe
2548	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 2740	2976	cmd.exe	31
PID 2976 wrote to memory of 2740	2976	cmd.exe	31
PID 2976 wrote to memory of 2740	2976	cmd.exe	31
PID 2740 wrote to memory of 2548	2740	rundll32.exe	32
PID 2740 wrote to memory of 2548	2740	rundll32.exe	32
PID 2740 wrote to memory of 2548	2740	rundll32.exe	32
PID 2740 wrote to memory of 2548	2740	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\scripts\demo.lua
1⤵
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\scripts\demo.lua
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2740
- - 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\scripts\demo.lua"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2548

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
743354d1ee99fcd7f98dfcea8826993a

SHA1
b542c29710be586a53200cda567abbd4866a23ab

SHA256
b2bd6cf97360fdd6228a1204e7ec76cb621ed01befbd2c45dc3354ff87118321

SHA512
52dc6069f9ce8094c45237630cc46289859e8734c4247e3c2fd315fa1f6a476dc29a318f65832bd70b366462c5abdbe1a1bf451b11435e34e85beb6b26c8dfe6

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