75a3295f8c688359fcb7555b80e3f71ee42c5ac1d4525a39b2571107acf06a45

Analysis

max time kernel
121s
max time network
130s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
22-07-2024 21:45

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General

Target

scripts/menu.lua
Size

1KB
MD5

9596bef3ecd38e99364eb58e56cd49be
SHA1

676b733db5bb30bdb7824024a1c2fc045a27b4f1
SHA256

4a7d7886622501f6b6728a0e9860fe81a1c90fd0e5f2fbe7ff94524e05e0b6b8
SHA512

f2d1b11964181b3017f12f381bc241688f18efb3901acd6697ce0ba462693ac947e1d576d88de08b8e8798680cc4e640c5ec1aa4b2a0f4ad6739904f48ce7665

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-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\lua_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.lua	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.lua\ = "lua_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\lua_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_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-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\lua_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\lua_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\lua_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2076	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2076	AcroRd32.exe
2076	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2712	2424	cmd.exe	31
PID 2424 wrote to memory of 2712	2424	cmd.exe	31
PID 2424 wrote to memory of 2712	2424	cmd.exe	31
PID 2712 wrote to memory of 2076	2712	rundll32.exe	32
PID 2712 wrote to memory of 2076	2712	rundll32.exe	32
PID 2712 wrote to memory of 2076	2712	rundll32.exe	32
PID 2712 wrote to memory of 2076	2712	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\scripts\menu.lua
1⤵
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\scripts\menu.lua
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2712
- - 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\menu.lua"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2076

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
97fb8ed9eb3956f4a0209d1e2564779a

SHA1
539434b52f2228577f102ce03acbd50e473ce1e5

SHA256
882b18e462df499e89938bc106b11e31764309582a5e60bb567eafa2669a3173

SHA512
f5d7bfe971ac86ee99bdbc0a5a1d9d3229e1a4e363bcc435ebd07d818a11ae65cb98768ab2164c99f2f28e046984c8c0963260fb7d5577f32527caefbd1a4257

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