Analysis
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max time kernel
142s -
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
19-06-2024 07:20
Static task
static1
Behavioral task
behavioral1
Sample
e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe
Resource
win11-20240611-en
General
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Target
e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe
-
Size
4.4MB
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MD5
a6c7ed231eba22868b55c0bd1247ba25
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SHA1
ac6551da968224107cefc865cd4f8e30a6a48f24
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SHA256
e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e
-
SHA512
3338998337918e47490a59c84a8d91a60b9a846d5771460135831ea664be62d3c4108c0e095a26908b2a184b36c6b8f7c40259759bbbe429ca8364a5fcd34344
-
SSDEEP
98304:mtaP1WCHFSWoF3kGTW5Gj7TZWBSowFOExrqMxdjkjVLmUf9Bu6zeoaAn:MaP1hFL63ZxQUoeOExWajmVLmU1BReo3
Malware Config
Extracted
socks5systemz
csjddnh.net
http://csjddnh.net/search/?q=67e28dd86c5af52d4607af197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff716c8ee929b3b
http://csjddnh.net/search/?q=67e28dd86c5af52d4607af197c27d78406abdd88be4b12eab517aa5c96bd86e992844f835a8bbc896c58e713bc90c91b36b5281fc235a925ed3e06d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d9d33cc689716
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/572-87-0x0000000000980000-0x0000000000A22000-memory.dmp family_socks5systemz behavioral2/memory/572-111-0x0000000000980000-0x0000000000A22000-memory.dmp family_socks5systemz behavioral2/memory/572-112-0x0000000000980000-0x0000000000A22000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmpaudialstunebite.exeaudialstunebite.exepid process 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp 2748 audialstunebite.exe 572 audialstunebite.exe -
Loads dropped DLL 1 IoCs
Processes:
e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmppid process 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.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:
e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmppid process 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exee234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmpdescription pid process target process PID 2436 wrote to memory of 2332 2436 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp PID 2436 wrote to memory of 2332 2436 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp PID 2436 wrote to memory of 2332 2436 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp PID 2332 wrote to memory of 2748 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp audialstunebite.exe PID 2332 wrote to memory of 2748 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp audialstunebite.exe PID 2332 wrote to memory of 2748 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp audialstunebite.exe PID 2332 wrote to memory of 572 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp audialstunebite.exe PID 2332 wrote to memory of 572 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp audialstunebite.exe PID 2332 wrote to memory of 572 2332 e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp audialstunebite.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe"C:\Users\Admin\AppData\Local\Temp\e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Users\Admin\AppData\Local\Temp\is-8LRQG.tmp\e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp"C:\Users\Admin\AppData\Local\Temp\is-8LRQG.tmp\e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmp" /SL5="$4021A,4394532,54272,C:\Users\Admin\AppData\Local\Temp\e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2332 -
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe" -i3⤵
- Executes dropped EXE
PID:2748 -
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe" -s3⤵
- Executes dropped EXE
PID:572
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exeFilesize
2.4MB
MD55736342c0c96f191d389ad0c0695b3f2
SHA167ac90e2c642ff98a66592ed780be606d8edd0d0
SHA25682378046f59dd78c0596928be57d0935464b6aeede94484733a2aa41fdad95f0
SHA512a1b9784c662f4e0462367dbf394367075dd55aa63478360a47d78f24b3f7609c80274c715102d9ad129b1965b2aad5dff4a3c8b6c1384f519e32048c597aa097
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C:\Users\Admin\AppData\Local\Temp\is-8LRQG.tmp\e234f73080173d8537aa80913dea9182813a4eab2dc383ebec08103063f8055e.tmpFilesize
680KB
MD59cd4f8c1e5d8e1e4c8fdc6d1bd5f38f7
SHA11e4c40a5a532968887c2b5ce0bf6b4d64f192ed2
SHA256e0c5cc0a232d6ab642ecb701314227275a33cce2de01312cc9cf565e400e8129
SHA51224d2c239786909767b7fa1d1170318c2025b323fd52b799eb0f3331e6053fa458908f0cd59d8b8a35a8e08828dfcc4e16ba82cf513f53980a7cfbe5ea751a39b
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C:\Users\Admin\AppData\Local\Temp\is-M8K5U.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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memory/572-95-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-78-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-119-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-116-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-112-0x0000000000980000-0x0000000000A22000-memory.dmpFilesize
648KB
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memory/572-111-0x0000000000980000-0x0000000000A22000-memory.dmpFilesize
648KB
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memory/572-110-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-68-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-107-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-104-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-71-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-74-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-75-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-101-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-81-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-84-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-87-0x0000000000980000-0x0000000000A22000-memory.dmpFilesize
648KB
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memory/572-90-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/572-98-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/2332-13-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2332-70-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2436-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2436-69-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2436-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/2748-64-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/2748-65-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/2748-61-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB
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memory/2748-59-0x0000000000400000-0x000000000065F000-memory.dmpFilesize
2.4MB