Analysis
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max time kernel
141s -
max time network
127s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
30-06-2024 18:47
Static task
static1
Behavioral task
behavioral1
Sample
3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe
Resource
win11-20240419-en
General
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Target
3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe
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Size
4.9MB
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MD5
554e88c65a580536a9a665dd25050366
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SHA1
d2ab5820a162453c2f3de9e8f0728e92501abb2f
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SHA256
3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5
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SHA512
46ab91fabe3ac0af99b092329a146f357889038c6e64bd122665282e77be846ea517aa27e0b4d5385d5f72ee277766ed1ba3f7ce9df7fde1ad1b206000a9aae2
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SSDEEP
98304:CQmstcwRz+kjFNcp3XZbGc5sagNF5MU9cv5GDSP9Qx7:9mccwRpjFmpJG/ay9PeFQt
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/1152-85-0x0000000000940000-0x00000000009E2000-memory.dmp family_socks5systemz behavioral2/memory/1152-111-0x0000000000940000-0x00000000009E2000-memory.dmp family_socks5systemz behavioral2/memory/1152-112-0x0000000000940000-0x00000000009E2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmpvixenjunior32.exevixenjunior32.exepid process 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp 2904 vixenjunior32.exe 1152 vixenjunior32.exe -
Loads dropped DLL 1 IoCs
Processes:
3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmppid process 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.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:
3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmppid process 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmpdescription pid process target process PID 3516 wrote to memory of 3364 3516 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp PID 3516 wrote to memory of 3364 3516 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp PID 3516 wrote to memory of 3364 3516 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp PID 3364 wrote to memory of 2904 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp vixenjunior32.exe PID 3364 wrote to memory of 2904 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp vixenjunior32.exe PID 3364 wrote to memory of 2904 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp vixenjunior32.exe PID 3364 wrote to memory of 1152 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp vixenjunior32.exe PID 3364 wrote to memory of 1152 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp vixenjunior32.exe PID 3364 wrote to memory of 1152 3364 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp vixenjunior32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe"C:\Users\Admin\AppData\Local\Temp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-0BRQ4.tmp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp"C:\Users\Admin\AppData\Local\Temp\is-0BRQ4.tmp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp" /SL5="$4023E,4908016,54272,C:\Users\Admin\AppData\Local\Temp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.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⤵
- 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\Morphology VIXEN Junior\vixenjunior32.exeFilesize
3.3MB
MD53f17aa7ff4d016ea4196c99a00eb12c3
SHA1b2363f543cac8b124769466cc2c199f1f75f8d77
SHA256f95cfe9f7dc2af407bfa0f2420347a05fa3130dc81634be8507eb38a98d566b0
SHA512134298f544522d58210feef74c2784fdb6ed86b4735e8171164dc3a41852059892c20fc4122c55be5b3ec60ddf56e8338716a2f12a8acbfce7aecb6169137605
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C:\Users\Admin\AppData\Local\Temp\is-0BRQ4.tmp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmpFilesize
680KB
MD5fddb6f72f126578c0c2a7d3a62eafa25
SHA1bbc9db04383e8bdceab8ca241ff8b9d865d2da8b
SHA25668aaee79b2d80910719c70c2995c1b7f113e3fd972eeb36ca3f5159f655b366d
SHA5123e957f6080a88157b7807f635bf72ac28de3e5568b68c091e5b10b3ff0c99e3d2d70b5c06f7d3650d9198f101d177584c7e2ac28938f63475117be4e306284cd
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C:\Users\Admin\AppData\Local\Temp\is-UOC1O.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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memory/1152-75-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-111-0x0000000000940000-0x00000000009E2000-memory.dmpFilesize
648KB
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memory/1152-78-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-119-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-81-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-68-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-67-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-116-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-112-0x0000000000940000-0x00000000009E2000-memory.dmpFilesize
648KB
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memory/1152-98-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-110-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-84-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-72-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-107-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-104-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-101-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-71-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-85-0x0000000000940000-0x00000000009E2000-memory.dmpFilesize
648KB
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memory/1152-90-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/1152-95-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/2904-59-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/2904-60-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/2904-64-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/2904-63-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3364-70-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3364-12-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3516-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3516-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/3516-69-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB