Overview
overview
7Static
static
1MEMZ.bat
windows10-1703-x64
7MEMZ.bat
windows7-x64
7MEMZ.bat
windows10-2004-x64
7MEMZ.bat
windows11-21h2-x64
7MEMZ.bat
android-10-x64
MEMZ.bat
android-11-x64
MEMZ.bat
android-13-x64
MEMZ.bat
android-9-x86
MEMZ.bat
macos-10.15-amd64
4MEMZ.bat
debian-12-armhf
MEMZ.bat
debian-12-mipsel
MEMZ.bat
debian-9-armhf
MEMZ.bat
debian-9-mips
MEMZ.bat
debian-9-mipsel
MEMZ.bat
ubuntu-18.04-amd64
MEMZ.bat
ubuntu-20.04-amd64
Analysis
- max time kernel
60s - max time network
15s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
08/05/2024, 19:14
Static task
static1
Behavioral task
behavioral1
Sample
MEMZ.bat
Resource
win10-20240404-en
windows10-1703-x64
14 signatures
60 seconds
Behavioral task
behavioral2
Sample
MEMZ.bat
Resource
win7-20240508-en
windows7-x64
13 signatures
60 seconds
Behavioral task
behavioral3
Sample
MEMZ.bat
Resource
win10v2004-20240508-en
windows10-2004-x64
8 signatures
60 seconds
Behavioral task
behavioral4
Sample
MEMZ.bat
Resource
win11-20240419-en
windows11-21h2-x64
11 signatures
60 seconds
Behavioral task
behavioral5
Sample
MEMZ.bat
Resource
android-x64-20240506-en
android-10-x64
0 signatures
60 seconds
Behavioral task
behavioral6
Sample
MEMZ.bat
Resource
android-x64-arm64-20240506-en
android-11-x64
0 signatures
60 seconds
Behavioral task
behavioral7
Sample
MEMZ.bat
Resource
android-33-x64-arm64-20240508.1-en
android-13-x64
0 signatures
60 seconds
Behavioral task
behavioral8
Sample
MEMZ.bat
Resource
android-x86-arm-20240506-en
android-9-x86
0 signatures
60 seconds
Behavioral task
behavioral9
Sample
MEMZ.bat
Resource
macos-20240410-en
macos-10.15-amd64
1 signatures
60 seconds
Behavioral task
behavioral10
Sample
MEMZ.bat
Resource
debian12-armhf-20240221-en
debian-12-armhf
0 signatures
60 seconds
Behavioral task
behavioral11
Sample
MEMZ.bat
Resource
debian12-mipsel-20240418-en
debian-12-mipsel
0 signatures
60 seconds
Behavioral task
behavioral12
Sample
MEMZ.bat
Resource
debian9-armhf-20240418-en
debian-9-armhf
0 signatures
60 seconds
Behavioral task
behavioral13
Sample
MEMZ.bat
Resource
debian9-mipsbe-20240226-en
debian-9-mips
0 signatures
60 seconds
Behavioral task
behavioral14
Sample
MEMZ.bat
Resource
debian9-mipsel-20240418-en
debian-9-mipsel
0 signatures
60 seconds
Behavioral task
behavioral15
Sample
MEMZ.bat
Resource
ubuntu1804-amd64-20240508-en
ubuntu-18.04-amd64
0 signatures
60 seconds
Behavioral task
behavioral16
Sample
MEMZ.bat
Resource
ubuntu2004-amd64-20240508-en
ubuntu-20.04-amd64
0 signatures
60 seconds
General
- Target MEMZ.bat
- Size 13KB
- Sample240508-xxrt6sdd32
- SHA256 dae968f47476ef79b122e771ccd0a2bacde2ac3535f68047239682fefa3dfe50
- MD5 63c6ec6b042bcb00d2d832c0e4f25dca
- SHA1 a904a7c3fc89ff497e91384a63db3282e00d31ce
- SHA512 1454cd79a59f0603ae083abb7f3b1438e18c7858ab04dfc3df1a725cee72be48274c289d5c0a44ce415f4bdf8a2c316312453862381fdbf0f4af97a62234e41a
- SSDEEP 192:E7N3ODNPiwc205VjF+Ijytxd+7yxpVtLoTKihWn5hhHxGtHfzf+H/0Nz6hcbXR:E85qwc35O1+7y/LphxxGtHAhubXR
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation MEMZ.exe Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation MEMZ.exe - Executes dropped EXE 7 IoCs
pid Process 368 MEMZ.exe 2732 MEMZ.exe 1368 MEMZ.exe 816 MEMZ.exe 220 MEMZ.exe 392 MEMZ.exe 3984 MEMZ.exe - Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 MEMZ.exe - Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2732 MEMZ.exe 2732 MEMZ.exe 1368 MEMZ.exe 1368 MEMZ.exe 2732 MEMZ.exe 1368 MEMZ.exe 1368 MEMZ.exe 2732 MEMZ.exe 816 MEMZ.exe 816 MEMZ.exe 2732 MEMZ.exe 1368 MEMZ.exe 2732 MEMZ.exe 1368 MEMZ.exe 220 MEMZ.exe 220 MEMZ.exe 220 MEMZ.exe 220 MEMZ.exe 1368 MEMZ.exe 1368 MEMZ.exe 2732 MEMZ.exe 2732 MEMZ.exe 816 MEMZ.exe 816 MEMZ.exe 392 MEMZ.exe 392 MEMZ.exe 392 MEMZ.exe 392 MEMZ.exe 816 MEMZ.exe 816 MEMZ.exe 2732 MEMZ.exe 2732 MEMZ.exe 1368 MEMZ.exe 1368 MEMZ.exe 220 MEMZ.exe 220 MEMZ.exe 220 MEMZ.exe 220 MEMZ.exe 1368 MEMZ.exe 1368 MEMZ.exe 2732 MEMZ.exe 2732 MEMZ.exe 816 MEMZ.exe 816 MEMZ.exe 392 MEMZ.exe 392 MEMZ.exe 816 MEMZ.exe 2732 MEMZ.exe 816 MEMZ.exe 2732 MEMZ.exe 1368 MEMZ.exe 1368 MEMZ.exe 220 MEMZ.exe 220 MEMZ.exe 1368 MEMZ.exe 1368 MEMZ.exe 2732 MEMZ.exe 2732 MEMZ.exe 816 MEMZ.exe 816 MEMZ.exe 392 MEMZ.exe 392 MEMZ.exe 1368 MEMZ.exe 2732 MEMZ.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3984 MEMZ.exe - Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 1632 wrote to memory of 1388 1632 cmd.exe 83 PID 1632 wrote to memory of 1388 1632 cmd.exe 83 PID 1632 wrote to memory of 368 1632 cmd.exe 85 PID 1632 wrote to memory of 368 1632 cmd.exe 85 PID 1632 wrote to memory of 368 1632 cmd.exe 85 PID 368 wrote to memory of 2732 368 MEMZ.exe 87 PID 368 wrote to memory of 2732 368 MEMZ.exe 87 PID 368 wrote to memory of 2732 368 MEMZ.exe 87 PID 368 wrote to memory of 1368 368 MEMZ.exe 88 PID 368 wrote to memory of 1368 368 MEMZ.exe 88 PID 368 wrote to memory of 1368 368 MEMZ.exe 88 PID 368 wrote to memory of 816 368 MEMZ.exe 89 PID 368 wrote to memory of 816 368 MEMZ.exe 89 PID 368 wrote to memory of 816 368 MEMZ.exe 89 PID 368 wrote to memory of 220 368 MEMZ.exe 90 PID 368 wrote to memory of 220 368 MEMZ.exe 90 PID 368 wrote to memory of 220 368 MEMZ.exe 90 PID 368 wrote to memory of 392 368 MEMZ.exe 91 PID 368 wrote to memory of 392 368 MEMZ.exe 91 PID 368 wrote to memory of 392 368 MEMZ.exe 91 PID 368 wrote to memory of 3984 368 MEMZ.exe 92 PID 368 wrote to memory of 3984 368 MEMZ.exe 92 PID 368 wrote to memory of 3984 368 MEMZ.exe 92 PID 3984 wrote to memory of 3168 3984 MEMZ.exe 94 PID 3984 wrote to memory of 3168 3984 MEMZ.exe 94 PID 3984 wrote to memory of 3168 3984 MEMZ.exe 94 PID 3984 wrote to memory of 4332 3984 MEMZ.exe 99 PID 3984 wrote to memory of 4332 3984 MEMZ.exe 99 PID 3984 wrote to memory of 4332 3984 MEMZ.exe 99
Processes
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MEMZ.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Windows\system32\cscript.execscript x.js2⤵PID:1388
-
-
C:\Users\Admin\AppData\Roaming\MEMZ.exe"C:\Users\Admin\AppData\Roaming\MEMZ.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Users\Admin\AppData\Roaming\MEMZ.exe"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2732
-
-
C:\Users\Admin\AppData\Roaming\MEMZ.exe"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1368
-
-
C:\Users\Admin\AppData\Roaming\MEMZ.exe"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:816
-
-
C:\Users\Admin\AppData\Roaming\MEMZ.exe"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:220
-
-
C:\Users\Admin\AppData\Roaming\MEMZ.exe"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:392
-
-
C:\Users\Admin\AppData\Roaming\MEMZ.exe"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /main3⤵
- Checks computer location settings
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3984 -
C:\Windows\SysWOW64\notepad.exe"C:\Windows\System32\notepad.exe" \note.txt4⤵PID:3168
-
-
C:\Windows\SysWOW64\notepad.exe"C:\Windows\System32\notepad.exe"4⤵PID:4332
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-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\x
- Size 11KB
- SHA256 3c8cea1a86f07b018e637a1ea2649d907573f78c7e4025ef7e514362d09ff6c0
- MD5 1882f3dd051e401349f1af58d55b0a37
- SHA1 6b0875f9e3164f3a9f21c1ec36748a7243515b47
- SHA512 fec96d873997b5c6c82a94f8796c88fc2dd38739277c517b8129277dcbda02576851f1e27bdb2fbb7255281077d5b9ba867f6dfe66bedfc859c59fdd3bbffacf
- SSDEEP 192:Ljafl1gt6iUq/l0ZQjGNxYoanyJfjvB0BXmqqTZhXBnaRL9znQ32z8h0:L29mtJUui1any9Bn/RaRL06
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\x
- Size 4KB
- SHA256 45f18ccd8df88c127304a7855a608661b52b0ca813e87e06d87da15259c45037
- MD5 214f98cb6a54654a4ca5c456f16aed0a
- SHA1 2229090d2f6a1814ba648e5b5a5ae26389cba5a0
- SHA512 5f058b05f166e2688df7b3960e135ada25bbcdfbb62a11da3cf9e70c08c51e5589a1e6ca2250318a694d27197f2c5ba1028c443831c43fba2171ca8e072e9873
- SSDEEP 96:2OfjuOV4dI3CMQYGtWJQsRmWZu2Ik6iUqLplsQuK0sIF2jGM:Ljafl1gt6iUq/l0ZQjGM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\x.js
- Size 448B
- SHA256 aa01b8864b43e92077a106ed3d4656a511f3ba1910fba40c78a32ee6a621d596
- MD5 8eec8704d2a7bc80b95b7460c06f4854
- SHA1 1b34585c1fa7ec0bd0505478ac9dbb8b8d19f326
- SHA512 e274b92810e9a30627a65f87448d784967a2fcfbf49858cbe6ccb841f09e0f53fde253ecc1ea0c7de491d8cc56a6cf8c79d1b7c657e72928cfb0479d11035210
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\z.zip
- Size 8KB
- SHA256 44c1857b1c4894b3dfbaccbe04905652e634283dcf6b06c25a74b17021e2a268
- MD5 63ee4412b95d7ad64c54b4ba673470a7
- SHA1 1cf423c6c2c6299e68e1927305a3057af9b3ce06
- SHA512 7ff153826bd5fed0a410f6d15a54787b79eba927d5b573c8a7f23f4ecef7bb223d79fd29fe8c2754fbf5b4c77ab7c41598f2989b6f4c7b2aa2f579ef4af06ee7
- SSDEEP 192:egFudZs7gU52m4qi2hvimtucysYSM3lRNm5wy2k89QPaNmCpCfAKgW:SdZs7n52mbFimtuckPXEKyuGSXCfAKx
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\MEMZ.exe
- Size 14KB
- SHA256 a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d
- MD5 19dbec50735b5f2a72d4199c4e184960
- SHA1 6fed7732f7cb6f59743795b2ab154a3676f4c822
- SHA512 aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d
- SSDEEP 192:sIvxdXSQeWSg9JJS/lcIEiwqZKBkDFR43xWTM3LHn8f26gyr6yfFCj3r:sMVSaSEglcIqq3agmLc+6gyWqFCj
- MD5 SHA1 SHA512 SSDEEP
- Path C:\note.txt
- Size 218B
- SHA256 8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270
- MD5 afa6955439b8d516721231029fb9ca1b
- SHA1 087a043cc123c0c0df2ffadcf8e71e3ac86bbae9
- SHA512 5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf
- MD5 SHA1 SHA512