Analysis
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max time kernel
1s -
max time network
146s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
01-07-2024 02:05
Static task
static1
Behavioral task
behavioral1
Sample
8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe
Resource
win11-20240419-en
General
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Target
8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe
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Size
5.2MB
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MD5
3207ffd6544a39a59e724126f01c6895
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SHA1
08ccf9868cbe99a94ad279bed10a0d226706b2f3
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SHA256
8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f
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SHA512
39e4a9b60c9a3971dcd1206da7c200129910db812a3e0073009b68c9ede8329cda10ad356bae7b469a27f3bdaa88e03541133b1536d83b7196d62bf47a66d6b7
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SSDEEP
98304:C0cZ1IXEZUFAZCz1mZqOz5vef5+/Ez2mETuUxdDK1l4OnpBJVsSORCl5kFOt6Qx7:hQ1oE+FAZCz0jefI/orOArYNRCl5x6Qt
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3148-86-0x0000000000970000-0x0000000000A12000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 2 IoCs
Processes:
8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmpvixenjunior32.exepid process 3012 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp 1552 vixenjunior32.exe -
Loads dropped DLL 1 IoCs
Processes:
8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmppid process 3012 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.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:
8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmppid process 3012 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmpdescription pid process target process PID 4800 wrote to memory of 3012 4800 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp PID 4800 wrote to memory of 3012 4800 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp PID 4800 wrote to memory of 3012 4800 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp PID 3012 wrote to memory of 1552 3012 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp vixenjunior32.exe PID 3012 wrote to memory of 1552 3012 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp vixenjunior32.exe PID 3012 wrote to memory of 1552 3012 8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp vixenjunior32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe"C:\Users\Admin\AppData\Local\Temp\8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-THDG6.tmp\8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp"C:\Users\Admin\AppData\Local\Temp\is-THDG6.tmp\8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmp" /SL5="$4021C,5198346,54272,C:\Users\Admin\AppData\Local\Temp\8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.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\Morphology VIXEN Junior\vixenjunior32.exe"C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe"C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe" -s3⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exeFilesize
3.5MB
MD596afd5855f2858f656a2b4f623621dff
SHA1b10a530d320f5ef0d9f78fe4b894c6cdc1823fe6
SHA256eaec89967f063dfe2ec5eb5e81bfd6d54e7478fc1ddce5238bedb863e293ab16
SHA51266af7bb7c6dcbfdb8d05c5a1bb0078883109e9fa18cd86a43fd509878e10ca2dd2d3bb202ac39458a99d182848a50af7845493bf23d2548fbf3ae96dabf96d4e
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C:\Users\Admin\AppData\Local\Temp\is-RTTNQ.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-THDG6.tmp\8d423866aa8a3413b0e68bf48d3b34b7f50c744c3b923d2aff4931beefcafc1f.tmpFilesize
680KB
MD5fddb6f72f126578c0c2a7d3a62eafa25
SHA1bbc9db04383e8bdceab8ca241ff8b9d865d2da8b
SHA25668aaee79b2d80910719c70c2995c1b7f113e3fd972eeb36ca3f5159f655b366d
SHA5123e957f6080a88157b7807f635bf72ac28de3e5568b68c091e5b10b3ff0c99e3d2d70b5c06f7d3650d9198f101d177584c7e2ac28938f63475117be4e306284cd
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memory/1552-65-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/1552-60-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/1552-59-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/1552-64-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3012-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3012-71-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3148-72-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-89-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-68-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-116-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-113-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-110-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-73-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-76-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-79-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-82-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-85-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-69-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-86-0x0000000000970000-0x0000000000A12000-memory.dmpFilesize
648KB
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memory/3148-95-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-98-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-101-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-104-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/3148-107-0x0000000000400000-0x0000000000789000-memory.dmpFilesize
3.5MB
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memory/4800-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/4800-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4800-70-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB