Analysis
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max time kernel
146s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
16-06-2024 05:39
Static task
static1
Behavioral task
behavioral1
Sample
ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exe
Resource
win11-20240611-en
General
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Target
ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exe
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Size
5.6MB
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MD5
04b69a16cdb8b9845b9068a64969918c
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SHA1
41d3b550cb8020dcfc8532f04d41f5366cdaf3b7
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SHA256
ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf
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SHA512
fb3f22e4f01b47021b82076d14070c5465fc0e90cf6fd9301382c0a35affca9a961ca00c49299800db662c7bd844123bc39556b6e68044e16f0937b21fbb2ca8
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SSDEEP
98304:ml5uTkgRARNV8Sxt5+MJyHFzcIQkWfCyKF18ergTHfhI4TECQDkj27:E5uTQT84TSZw0lu/iaEC6k67
Malware Config
Extracted
socks5systemz
aannsgz.ru
http://aannsgz.ru/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff714c1e991993a
http://aannsgz.ru/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12eab517aa5c96bd86ec94874a855a8bbc896c58e713bc90c91b36b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d9f3acb6b9517
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/5020-90-0x00000000025B0000-0x0000000002652000-memory.dmp family_socks5systemz behavioral2/memory/5020-115-0x00000000025B0000-0x0000000002652000-memory.dmp family_socks5systemz behavioral2/memory/5020-116-0x00000000025B0000-0x0000000002652000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmplampungsoundstage.exelampungsoundstage.exepid process 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp 4052 lampungsoundstage.exe 5020 lampungsoundstage.exe -
Loads dropped DLL 3 IoCs
Processes:
ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmppid process 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.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 91.211.247.248 -
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:
ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmppid process 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exeab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmpdescription pid process target process PID 456 wrote to memory of 4700 456 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exe ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp PID 456 wrote to memory of 4700 456 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exe ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp PID 456 wrote to memory of 4700 456 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exe ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp PID 4700 wrote to memory of 4052 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp lampungsoundstage.exe PID 4700 wrote to memory of 4052 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp lampungsoundstage.exe PID 4700 wrote to memory of 4052 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp lampungsoundstage.exe PID 4700 wrote to memory of 5020 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp lampungsoundstage.exe PID 4700 wrote to memory of 5020 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp lampungsoundstage.exe PID 4700 wrote to memory of 5020 4700 ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp lampungsoundstage.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exe"C:\Users\Admin\AppData\Local\Temp\ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-AUBLK.tmp\ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp"C:\Users\Admin\AppData\Local\Temp\is-AUBLK.tmp\ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmp" /SL5="$7022E,5664025,54272,C:\Users\Admin\AppData\Local\Temp\ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.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\Lampung Soundstage\lampungsoundstage.exe"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.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\Lampung Soundstage\lampungsoundstage.exeFilesize
3.2MB
MD5bfc2c6f91c5001609330b5e93e942e5c
SHA13a594b3710388f0fdb8cd5b743543fdab36451e8
SHA256449a00b7c25b701881afd8796bd8317343531545222a2e26fd82fc74a9d717fe
SHA51232d3d8cb0f44ce16207e3006e0a387124f5ee4a2e619c7ba7464eeaee0161012d933fc1b9efc43f97872cdc2de213a13d1de4627314e079b2255683b16a03899
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C:\Users\Admin\AppData\Local\Temp\is-AUBLK.tmp\ab3a6046cfccd3ffe100fab8fe698ed088aa22d040b90b1fb333185c11d25dcf.tmpFilesize
680KB
MD5a53cd7f9f154eefaf6ff191bb4d65be5
SHA1f9f4f828e214a3f0b086dd4c96a23c0b45d3b4ff
SHA2564b70003d8cca9ebf285e0eaa03e24dd7cfd43370452dda6047654cca899dfb35
SHA512327c5dbb5a3971d578aba98e76ac176a7afe3cb6f6767b6791b67e7a37ed558c0e8d31e20f17721766a3de83896b01681f1564ce55a020c70543359b75f1e88d
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C:\Users\Admin\AppData\Local\Temp\is-OCRP0.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-OCRP0.tmp\_isetup\_isdecmp.dllFilesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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memory/456-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/456-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/456-75-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4052-65-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/4052-66-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/4052-71-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/4052-69-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/4700-18-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/4700-76-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/5020-77-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-102-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-80-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-83-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-86-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-89-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-90-0x00000000025B0000-0x0000000002652000-memory.dmpFilesize
648KB
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memory/5020-93-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-99-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-74-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-105-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-108-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-111-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-114-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-115-0x00000000025B0000-0x0000000002652000-memory.dmpFilesize
648KB
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memory/5020-116-0x00000000025B0000-0x0000000002652000-memory.dmpFilesize
648KB
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memory/5020-120-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB
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memory/5020-123-0x0000000000400000-0x0000000000742000-memory.dmpFilesize
3.3MB