Overview
overview
3Static
static
1memz-trojan.zip
windows7-x64
1memz-trojan.zip
windows10-2004-x64
1MEMZ-maste...bin.py
windows7-x64
3MEMZ-maste...bin.py
windows10-2004-x64
3MEMZ-maste...bin.py
windows7-x64
3MEMZ-maste...bin.py
windows10-2004-x64
3MEMZ-maste...ata.py
windows7-x64
3MEMZ-maste...ata.py
windows10-2004-x64
3MEMZ-maste...bat.py
windows7-x64
3MEMZ-maste...bat.py
windows10-2004-x64
3Analysis
-
max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
08/02/2023, 15:39
Static task
static1
Behavioral task
behavioral1
Sample
memz-trojan.zip
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
memz-trojan.zip
Resource
win10v2004-20221111-en
Behavioral task
behavioral3
Sample
MEMZ-master/NyanMBR/Data/Image/png2bin.py
Resource
win7-20221111-en
Behavioral task
behavioral4
Sample
MEMZ-master/NyanMBR/Data/Image/png2bin.py
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
MEMZ-master/NyanMBR/Data/Song/midi2bin.py
Resource
win7-20221111-en
Behavioral task
behavioral6
Sample
MEMZ-master/NyanMBR/Data/Song/midi2bin.py
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
MEMZ-master/WindowsTrojan/Data/genData.py
Resource
win7-20220901-en
Behavioral task
behavioral8
Sample
MEMZ-master/WindowsTrojan/Data/genData.py
Resource
win10v2004-20220812-en
Behavioral task
behavioral9
Sample
MEMZ-master/WindowsTrojan/Source/exe2bat.py
Resource
win7-20221111-en
Behavioral task
behavioral10
Sample
MEMZ-master/WindowsTrojan/Source/exe2bat.py
Resource
win10v2004-20220812-en
General
-
Target
MEMZ-master/WindowsTrojan/Source/exe2bat.py
-
Size
2KB
-
MD5
d36aa007ebc8489f62d8de501cde8f2e
-
SHA1
d64df27d02d9d96f7a47452b38aa3b92d50997a5
-
SHA256
9403d047e2c8b47ff80a821c10d7e2ec4ee36d9267b8ed693dad9c5b8c5fc993
-
SHA512
31da546ca83781cbd6a9f58114116007a8557167a8a4ca402b7e79958d98481698ae0bfd229f655c52ab8cc106cb344fc0c6005b8508d87bc62f6b61f1438d05
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1840 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\MEMZ-master\WindowsTrojan\Source\exe2bat.py1⤵
- Modifies registry class
PID:4864
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1840