Analysis
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max time kernel
141s -
max time network
127s -
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 05:07
Static task
static1
Behavioral task
behavioral1
Sample
dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe
Resource
win11-20240611-en
General
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Target
dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe
-
Size
5.6MB
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MD5
450bd2a19af0ddd008b1691b62067938
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SHA1
7bec9e214ee7c82a6c464690233abeb1d6bd859b
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SHA256
dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98
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SHA512
251abc87b8f7c3a4b2360f145213566b2fda19b14e1ded4ab7ee16be357563d692229dc9ded434ce0ebeab6315c2a2efe2d2486c5d138b9b5446241c82645291
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SSDEEP
98304:mgqfve2AJ3qG0q3WQWhFRhGRMcwK4vR6omvX/i3mBXEPfeKSiQ1hq3FpetVb5VWd:yvvAVZmzRkecbYcomvjSZQ1hwFKVb529
Malware Config
Extracted
socks5systemz
ceqzohl.net
http://ceqzohl.net/search/?q=67e28dd83d0ea428165baf167c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff714c1eb909a33
http://ceqzohl.net/search/?q=67e28dd83d0ea428165baf167c27d78406abdd88be4b12eab517aa5c96bd86ee93824e835a8bbc896c58e713bc90c91936b5281fc235a925ed3e00d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d9f3ac96a961e
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/4040-90-0x0000000002600000-0x00000000026A2000-memory.dmp family_socks5systemz behavioral2/memory/4040-116-0x0000000002600000-0x00000000026A2000-memory.dmp family_socks5systemz behavioral2/memory/4040-115-0x0000000002600000-0x00000000026A2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmplampungsoundstage.exelampungsoundstage.exepid process 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp 4868 lampungsoundstage.exe 4040 lampungsoundstage.exe -
Loads dropped DLL 3 IoCs
Processes:
dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmppid process 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.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 45.155.250.90 -
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:
dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmppid process 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exedfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmpdescription pid process target process PID 3776 wrote to memory of 3904 3776 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp PID 3776 wrote to memory of 3904 3776 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp PID 3776 wrote to memory of 3904 3776 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp PID 3904 wrote to memory of 4868 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp lampungsoundstage.exe PID 3904 wrote to memory of 4868 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp lampungsoundstage.exe PID 3904 wrote to memory of 4868 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp lampungsoundstage.exe PID 3904 wrote to memory of 4040 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp lampungsoundstage.exe PID 3904 wrote to memory of 4040 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp lampungsoundstage.exe PID 3904 wrote to memory of 4040 3904 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp lampungsoundstage.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe"C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp"C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp" /SL5="$90084,5654933,54272,C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.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
MD57b72981a1e7381d726d50da78a296cc5
SHA1aa4d87a34c0b105161be24fdd30b30bcdf04b71e
SHA256e2c03a0522b8baa92a2ea43e229398a2333aa585d9353bd5d45072268357da39
SHA51263316e8703b0305e8f606fadd58e8fc19f064b021b6ebd5b727126f06e42cedea460e1abead15fdb75ae2ec3dfc59e967714be2ead0c5ba03313cc8e2757acbe
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C:\Users\Admin\AppData\Local\Temp\is-GKGAL.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-GKGAL.tmp\_isetup\_isdecmp.dllFilesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmpFilesize
680KB
MD5a53cd7f9f154eefaf6ff191bb4d65be5
SHA1f9f4f828e214a3f0b086dd4c96a23c0b45d3b4ff
SHA2564b70003d8cca9ebf285e0eaa03e24dd7cfd43370452dda6047654cca899dfb35
SHA512327c5dbb5a3971d578aba98e76ac176a7afe3cb6f6767b6791b67e7a37ed558c0e8d31e20f17721766a3de83896b01681f1564ce55a020c70543359b75f1e88d
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memory/3776-74-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3776-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/3776-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3904-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3904-75-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/4040-102-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-99-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-123-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-120-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-76-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-79-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-82-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-85-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-88-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-90-0x0000000002600000-0x00000000026A2000-memory.dmpFilesize
648KB
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memory/4040-94-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-73-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-115-0x0000000002600000-0x00000000026A2000-memory.dmpFilesize
648KB
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memory/4040-105-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-108-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-111-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-114-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4040-116-0x0000000002600000-0x00000000026A2000-memory.dmpFilesize
648KB
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memory/4868-65-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4868-69-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB
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memory/4868-67-0x0000000000400000-0x0000000000740000-memory.dmpFilesize
3.2MB