Analysis
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max time kernel
141s -
max time network
132s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
01-07-2024 05:03
Static task
static1
Behavioral task
behavioral1
Sample
eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exe
Resource
win11-20240419-en
General
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Target
eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exe
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Size
5.0MB
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MD5
4209ec16049abe064c0f6c24037eb0ba
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SHA1
b50857b618301fe0769dbd91895d4b8ec83ee7ab
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SHA256
eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3
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SHA512
2d0030ece3f027b5e1997306f5d93de8b1302f3535fb3292bef18372e74879b64ba52900765d25cd3704631fd46fd48dc02d88af4369426b81b29792e51a572e
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SSDEEP
98304:CWBm+dN4gfdTfGeoETI4NJ3DZEONBYq7oIAHteDtDcujw3Oo9hmoo7MrS3QiQx2:5D4ETfGeooI4qONBY1HKcf3Oshjo7MGb
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2728-86-0x0000000000B40000-0x0000000000BE2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmpmp3doctorfree.exemp3doctorfree.exepid process 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp 3032 mp3doctorfree.exe 2728 mp3doctorfree.exe -
Loads dropped DLL 1 IoCs
Processes:
eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmppid process 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.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:
eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmppid process 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exeeca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmpdescription pid process target process PID 1996 wrote to memory of 3124 1996 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exe eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp PID 1996 wrote to memory of 3124 1996 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exe eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp PID 1996 wrote to memory of 3124 1996 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exe eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp PID 3124 wrote to memory of 3032 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp mp3doctorfree.exe PID 3124 wrote to memory of 3032 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp mp3doctorfree.exe PID 3124 wrote to memory of 3032 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp mp3doctorfree.exe PID 3124 wrote to memory of 2728 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp mp3doctorfree.exe PID 3124 wrote to memory of 2728 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp mp3doctorfree.exe PID 3124 wrote to memory of 2728 3124 eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp mp3doctorfree.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exe"C:\Users\Admin\AppData\Local\Temp\eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-K4KTK.tmp\eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp"C:\Users\Admin\AppData\Local\Temp\is-K4KTK.tmp\eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmp" /SL5="$40212,4965924,54272,C:\Users\Admin\AppData\Local\Temp\eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.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\MP3Doctor Free 2022\mp3doctorfree.exe"C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe"C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.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\MP3Doctor Free 2022\mp3doctorfree.exeFilesize
3.5MB
MD51097f1b8ac869cb30c399e9d8f08bee2
SHA114bfe0046c960dbbcc8de00b05d85b1162274756
SHA256a1cca55a5a32630037a2651e885b7d9a72ca125e7bf626e4b97c9ed984c9b284
SHA51224346407ea83c84da274dc64d8d2063fc0356556618613d6d1ae283979004dc95fd391bad4387f9fec23e95fd55de7cb50c356a5d782d056028cc50238667735
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C:\Users\Admin\AppData\Local\Temp\is-1J511.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-K4KTK.tmp\eca2c00815d8320aebf9a387fe097461514bab0fb94d60c2dbbbf4ec6383f8c3.tmpFilesize
680KB
MD5a8acbb635dadcdb78f1859944862815c
SHA183872731d4effcfa9d15612316210b2e76da02e4
SHA2568727197eb8363c1c5fdb30b8a98323964d2444a38c3436d1d8c4e64e60c5789b
SHA512f671adc769c422ef3eb651447c3aed365f70ce62f7f442b5b748d5f7f269be9b657711f2489c6a1b1132495f59f18fd6e4b683c029dd628b24b98a07da264cf7
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memory/1996-70-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1996-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/1996-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2728-91-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-96-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-69-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-68-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-118-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-115-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-111-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-108-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-72-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-73-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-76-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-79-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-82-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-85-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-86-0x0000000000B40000-0x0000000000BE2000-memory.dmpFilesize
648KB
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memory/2728-105-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-102-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/2728-99-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/3032-65-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/3032-60-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/3032-59-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/3032-64-0x0000000000400000-0x0000000000784000-memory.dmpFilesize
3.5MB
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memory/3124-13-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3124-71-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB