Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
14-06-2024 14:37
Static task
static1
Behavioral task
behavioral1
Sample
880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe
Resource
win11-20240611-en
General
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Target
880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe
-
Size
5.2MB
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MD5
aa93e79b9892030e6c18b65348e39767
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SHA1
caad6365235bd3bdd701c8677055c8f7718f8936
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SHA256
880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b
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SHA512
1e52ceb64e8c19e0c0a1054023fb6b312333c376d0142c503e6ad42a76dd01b2d7d7d4867151ba12aed46e86808f93e043af72be6a8b7537fc222ad71c6a15fb
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SSDEEP
98304:mQ0WoVu6uP43drU9gZQIgbVFJ7x1POgpdh6wv5kRoOPTJp+r7Tl8oxZE6J7ODPZR:v0WfefSFJ35p3Pv5ej+nTeiE6cDPZ60v
Malware Config
Extracted
socks5systemz
aqwecdl.ru
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/3440-85-0x00000000008F0000-0x0000000000992000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmpm4atomp3converter.exem4atomp3converter.exepid process 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp 3348 m4atomp3converter.exe 3440 m4atomp3converter.exe -
Loads dropped DLL 1 IoCs
Processes:
880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmppid process 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp -
Unexpected DNS network traffic destination 3 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 141.98.234.31 Destination IP 152.89.198.214 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:
880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmppid process 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmpdescription pid process target process PID 3756 wrote to memory of 232 3756 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp PID 3756 wrote to memory of 232 3756 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp PID 3756 wrote to memory of 232 3756 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp PID 232 wrote to memory of 3348 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp m4atomp3converter.exe PID 232 wrote to memory of 3348 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp m4atomp3converter.exe PID 232 wrote to memory of 3348 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp m4atomp3converter.exe PID 232 wrote to memory of 3440 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp m4atomp3converter.exe PID 232 wrote to memory of 3440 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp m4atomp3converter.exe PID 232 wrote to memory of 3440 232 880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp m4atomp3converter.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe"C:\Users\Admin\AppData\Local\Temp\880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-FT50N.tmp\880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp"C:\Users\Admin\AppData\Local\Temp\is-FT50N.tmp\880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmp" /SL5="$601D4,5197306,54272,C:\Users\Admin\AppData\Local\Temp\880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.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\M4A to MP3 Free Converter\m4atomp3converter.exe"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.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\M4A to MP3 Free Converter\m4atomp3converter.exeFilesize
3.3MB
MD55997070ef08734a59ebf7474233c2b55
SHA17938bf5eb8609c848d31ca073ece1f61a9fecf32
SHA2569c30b95948d70ff3b61fdd049a63106b05dd1185fbc768cbf168dd99e5daecfd
SHA512ef9c98a5a9012622bb90bfe97ee96cde6e24ce9edbeffde496f64f852e47e97183762e65254c854345e80b33b7df46c566211122d94cedc7668359d1e544bdde
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C:\Users\Admin\AppData\Local\Temp\is-CM5FV.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-FT50N.tmp\880956fc69d83ad44a43a9e4ca97b1540f6a312e5eafc32a75ce19ab33842c9b.tmpFilesize
680KB
MD5283da5c763c54b41092d9fe0d244b491
SHA1d5e6a5b76a18c5a1d68244f2c3697bd8881fcf03
SHA256339d2ff372992255baddd6d21cc15045b42780b25d251f570480e1aacdd00ad9
SHA512306815b5fd5c387ffd9705097271edf5851cee7c28d1bc707813ce26714e8f722b8a34f73c43903ab6e7303dafc6ab6fa48262e487d86124c037879618cbd45a
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memory/232-69-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/232-13-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3348-63-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3348-59-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3348-60-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-70-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-85-0x00000000008F0000-0x0000000000992000-memory.dmpFilesize
648KB
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memory/3440-113-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-110-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-107-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-73-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-76-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-79-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-82-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-67-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-89-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-92-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-95-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-98-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-101-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3440-104-0x0000000000400000-0x0000000000751000-memory.dmpFilesize
3.3MB
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memory/3756-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3756-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/3756-68-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB