Analysis
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max time kernel
141s -
max time network
129s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
14-06-2024 13:01
Static task
static1
Behavioral task
behavioral1
Sample
1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe
Resource
win11-20240611-en
General
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Target
1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe
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Size
5.0MB
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MD5
915ca029bb259f339cbf12728e87d38b
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SHA1
61dec59da649eeca4d1058ca346f399e60592c2d
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SHA256
1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8
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SHA512
d229b4096609194cd2fb770d8846fc751bfa3f34b8c99f3f33e62f143648045050f8faaeed7145aa931666369093c924afa4ae0f48f50054d34ec1ee9b57cffb
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SSDEEP
98304:mZs9TCAas88G0/J8LYe++PVbcrs1NoNI7bb8fJ8bG+lqAKop+3gXtyuqa3cI0UQ:hD//6LYe+kV4rISub8fJO8A2gd6a3Ng
Malware Config
Extracted
socks5systemz
bwwaqbo.com
http://bwwaqbo.com/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff712c7ef949c39
http://bwwaqbo.com/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12eab517aa5c96bd86e89d8644855a8bbc896c58e713bc90c91b36b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d993ccd6e9014
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/3896-84-0x0000000000910000-0x00000000009B2000-memory.dmp family_socks5systemz behavioral2/memory/3896-108-0x0000000000910000-0x00000000009B2000-memory.dmp family_socks5systemz behavioral2/memory/3896-109-0x0000000000910000-0x00000000009B2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmpm4atomp3converter.exem4atomp3converter.exepid process 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp 3544 m4atomp3converter.exe 3896 m4atomp3converter.exe -
Loads dropped DLL 1 IoCs
Processes:
1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmppid process 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 152.89.198.214 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmppid process 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmpdescription pid process target process PID 4604 wrote to memory of 1572 4604 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp PID 4604 wrote to memory of 1572 4604 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp PID 4604 wrote to memory of 1572 4604 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp PID 1572 wrote to memory of 3544 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp m4atomp3converter.exe PID 1572 wrote to memory of 3544 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp m4atomp3converter.exe PID 1572 wrote to memory of 3544 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp m4atomp3converter.exe PID 1572 wrote to memory of 3896 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp m4atomp3converter.exe PID 1572 wrote to memory of 3896 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp m4atomp3converter.exe PID 1572 wrote to memory of 3896 1572 1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp m4atomp3converter.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe"C:\Users\Admin\AppData\Local\Temp\1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-L3RV9.tmp\1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp"C:\Users\Admin\AppData\Local\Temp\is-L3RV9.tmp\1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmp" /SL5="$60202,4963989,54272,C:\Users\Admin\AppData\Local\Temp\1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exeFilesize
3.1MB
MD5ec0f3158d5afd17be39133044b926a9e
SHA18506c10216959bf3fd5be3f6feb845c0424874a1
SHA256c2c221e2beadceb56a1914c4561de953a307683ace06ef704135683dd85dcc58
SHA512f12cccfd80d745fd3b1464c88e8954cdc1f1c8f6de2a71a769e06c3eb58a808e7a805ca5d2d1d7dfb085a7a8815283a87c3266ed0ebf3a9bd82ec9112d5d5a33
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C:\Users\Admin\AppData\Local\Temp\is-L3RV9.tmp\1b7ea6270b2aec5b56743055932b078657b9756c49591b1e8f3eb65b1280f7e8.tmpFilesize
680KB
MD5283da5c763c54b41092d9fe0d244b491
SHA1d5e6a5b76a18c5a1d68244f2c3697bd8881fcf03
SHA256339d2ff372992255baddd6d21cc15045b42780b25d251f570480e1aacdd00ad9
SHA512306815b5fd5c387ffd9705097271edf5851cee7c28d1bc707813ce26714e8f722b8a34f73c43903ab6e7303dafc6ab6fa48262e487d86124c037879618cbd45a
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C:\Users\Admin\AppData\Local\Temp\is-VM7HU.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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memory/1572-69-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/1572-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3544-63-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3544-59-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3544-60-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-76-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-107-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-116-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-113-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-70-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-73-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-109-0x0000000000910000-0x00000000009B2000-memory.dmpFilesize
648KB
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memory/3896-79-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-82-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-84-0x0000000000910000-0x00000000009B2000-memory.dmpFilesize
648KB
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memory/3896-87-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-92-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-95-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-98-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-101-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-104-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-67-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3896-108-0x0000000000910000-0x00000000009B2000-memory.dmpFilesize
648KB
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memory/4604-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4604-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/4604-68-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB