13275c057816e8a845780f7efc56f71d9eb0d82872fe4f2999a875eed4a24dc1

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17-07-2024 12:37

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General

Target

1.0.exe
Size

69KB
MD5

248f91bcf92c8bf3e00beb7810de6528
SHA1

b67f22eb906669bfc91ab51bb5c7b2b507f12386
SHA256

88054efd9231124cb9ca5895608db0004b6a4e734a87bc27b5fb1deb92900306
SHA512

5f8ec3dce00d7263f53e1dbaa0ddbcc317f5176952b8561c0e2411c8f3cd9faaebce0780d1410b37dd1df7c4f46c6101c2d7a730834d767c2a9c629d10493a6a
SSDEEP

1536:Kvc+XI2Sv/BEEqE+kEnXx0JaFadHUxIcHduph7oGXPX0GO2:Kvc+XDiBViZYdH4IcHoptoo/0Gp

Score

5^/10

ransomware

Malware Config

Signatures

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

reg.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Control Panel\Desktop\Wallpaper = "C:\\Windows\\system\\wallpaper.bmp"	reg.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

1.0.execmd.exe

description	pid	Process	procid_target
PID 2328 wrote to memory of 1400	2328	1.0.exe	30
PID 2328 wrote to memory of 1400	2328	1.0.exe	30
PID 2328 wrote to memory of 1400	2328	1.0.exe	30
PID 2328 wrote to memory of 1400	2328	1.0.exe	30
PID 2328 wrote to memory of 2424	2328	1.0.exe	31
PID 2328 wrote to memory of 2424	2328	1.0.exe	31
PID 2328 wrote to memory of 2424	2328	1.0.exe	31
PID 2328 wrote to memory of 2424	2328	1.0.exe	31
PID 2424 wrote to memory of 2512	2424	cmd.exe	33
PID 2424 wrote to memory of 2512	2424	cmd.exe	33
PID 2424 wrote to memory of 2512	2424	cmd.exe	33
PID 2424 wrote to memory of 2512	2424	cmd.exe	33
PID 2424 wrote to memory of 2996	2424	cmd.exe	34
PID 2424 wrote to memory of 2996	2424	cmd.exe	34
PID 2424 wrote to memory of 2996	2424	cmd.exe	34
PID 2424 wrote to memory of 2996	2424	cmd.exe	34
PID 2424 wrote to memory of 2288	2424	cmd.exe	35
PID 2424 wrote to memory of 2288	2424	cmd.exe	35
PID 2424 wrote to memory of 2288	2424	cmd.exe	35
PID 2424 wrote to memory of 2288	2424	cmd.exe	35
PID 2424 wrote to memory of 2752	2424	cmd.exe	36
PID 2424 wrote to memory of 2752	2424	cmd.exe	36
PID 2424 wrote to memory of 2752	2424	cmd.exe	36
PID 2424 wrote to memory of 2752	2424	cmd.exe	36
PID 2424 wrote to memory of 2752	2424	cmd.exe	36
PID 2424 wrote to memory of 2752	2424	cmd.exe	36
PID 2424 wrote to memory of 2752	2424	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\1.0.exe
"C:\Users\Admin\AppData\Local\Temp\1.0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\Documents\GrandiloquentNexus.vbs"
  2⤵
  PID:1400
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\Documents\Wallpaper.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Command Processor" /V DisableUNCCheck /T REG_DWORD /F /D 1
    3⤵
    PID:2512
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Control Panel\Desktop" /V Wallpaper /T REG_SZ /F /D "C:\Windows\system\wallpaper.bmp"
    3⤵
    - Sets desktop wallpaper using registry
    PID:2996
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Control Panel\Desktop" /V WallpaperStyle /T REG_SZ /F /D 2
    3⤵
    PID:2288
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\System32\RUNDLL32.EXE user32.dll, UpdatePerUserSystemParameters
    3⤵
    PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\Users\Admin\Documents\GrandiloquentNexus.vbs

Filesize
4KB

MD5
68c020a705fd94edc0ff215faaa18133

SHA1
20115b84f33eba2d7cab4021760eb43b76071a2f

SHA256
b732afd8dc03b126afa6e7880922408f7b07b3d74f87b72abb865ce666645ebc

SHA512
077960a00a6858c51189dad96192984a27c6478761337006bf7d8e2ccf6d79a9e8b92e4dd309decdfafd443150829a42f7fdea372366837860c105f7c3524b62

Download Submit
C:\Users\Admin\Documents\Wallpaper.bat

Filesize
484B

MD5
065a6e9e68c1a1b05d17d9448e01bddf

SHA1
84461cda0524dc51bdbc32c4dddf41591f138091

SHA256
d1397ff4000e5de00b2be0f97e6f71548ad100cbbc548d6e1c9c94e5bd834a48

SHA512
b45cfe8b72c70e9a5b30dee421bd4faabb74ab697971586fa4a4d1be939d3fd7b22995c5cef69d6515a955bc54bae6e28da833e6d163adf49ef6964be6049d07

Download Submit
memory/2328-0-0x0000000074C21000-0x0000000074C22000-memory.dmp

Filesize
4KB

Download
memory/2328-1-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2328-2-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2328-16-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download