Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
15-06-2024 11:09
Static task
static1
Behavioral task
behavioral1
Sample
e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe
Resource
win11-20240508-en
General
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Target
e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe
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Size
5.8MB
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MD5
208c2dd332e198a583a8e55d01312df7
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SHA1
1f1654a0307fdd8ce0a16bd6a37da6570002a70e
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SHA256
e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4
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SHA512
ee42181d2e956165460b9611b69341860cb0a87d1bf33023a45dc9199d0ea15ea81dfcf01453125a3d4f90b0aed8a9c2537c9b9ec064d27e61a1f2f422904926
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SSDEEP
98304:mAIXJscfNxqtauRZ6cmRl+OxhbAj0r5IhDRBrtaSYd2tzWQtZBszavSK:UVNsau+cIl+O04yCSYItzWQtDg1K
Malware Config
Extracted
socks5systemz
ertmudh.ua
http://ertmudh.ua/search/?q=67e28dd86f08f27d120eff4b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1fe8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff715c4e69d993a
http://ertmudh.ua/search/?q=67e28dd86f08f27d120eff4b7c27d78406abdd88be4b12eab517aa5c96bd86ef928044845a8bbc896c58e713bc90c94a36b5281fc235a925ed3e51d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9e3fc4679517
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1044-92-0x0000000000990000-0x0000000000A32000-memory.dmp family_socks5systemz behavioral1/memory/1044-115-0x0000000000990000-0x0000000000A32000-memory.dmp family_socks5systemz behavioral1/memory/1044-116-0x0000000000990000-0x0000000000A32000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmpsvomediaplayer.exesvomediaplayer.exepid process 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp 2732 svomediaplayer.exe 1044 svomediaplayer.exe -
Loads dropped DLL 3 IoCs
Processes:
e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmppid process 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.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:
e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmppid process 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exee0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmpdescription pid process target process PID 2312 wrote to memory of 780 2312 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp PID 2312 wrote to memory of 780 2312 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp PID 2312 wrote to memory of 780 2312 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp PID 780 wrote to memory of 2732 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp svomediaplayer.exe PID 780 wrote to memory of 2732 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp svomediaplayer.exe PID 780 wrote to memory of 2732 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp svomediaplayer.exe PID 780 wrote to memory of 1044 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp svomediaplayer.exe PID 780 wrote to memory of 1044 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp svomediaplayer.exe PID 780 wrote to memory of 1044 780 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp svomediaplayer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe"C:\Users\Admin\AppData\Local\Temp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-3G3N4.tmp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp"C:\Users\Admin\AppData\Local\Temp\is-3G3N4.tmp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp" /SL5="$80064,5857640,54272,C:\Users\Admin\AppData\Local\Temp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.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\SVO Media Player\svomediaplayer.exe"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.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\SVO Media Player\svomediaplayer.exeFilesize
3.2MB
MD5c30a8006ff43e8fd687263ee9e85da97
SHA185a3eb734573386a471e6d9f21a1e7fdb494a3c9
SHA256e6a52706c0d11c0cd6f15c76635a95e347274402686c654a8550daebcc1f1a49
SHA512dc177d08658cf2c32e64d8e6a22aa7a07a3729b5e3e9239aea9448dd2bd8ce9c626e745faae0cb9d26d3ffb2921d1063f51e4e615b61ecbaf8b5283a247445cd
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C:\Users\Admin\AppData\Local\Temp\is-3G3N4.tmp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmpFilesize
680KB
MD5548dec969992f3e928d7c5bcf6dbeccf
SHA1f4da2c90b95749fbb89e1a16f55719078cb128aa
SHA2569a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768
SHA512e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321
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C:\Users\Admin\AppData\Local\Temp\is-VD865.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-VD865.tmp\_isetup\_isdecmp.dllFilesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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memory/780-76-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/780-20-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/1044-99-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-111-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-123-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-120-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-116-0x0000000000990000-0x0000000000A32000-memory.dmpFilesize
648KB
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memory/1044-74-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-115-0x0000000000990000-0x0000000000A32000-memory.dmpFilesize
648KB
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memory/1044-114-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-77-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-80-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-83-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-86-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-89-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-92-0x0000000000990000-0x0000000000A32000-memory.dmpFilesize
648KB
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memory/1044-94-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-108-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-102-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/1044-105-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/2312-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2312-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/2312-75-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2732-65-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/2732-71-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/2732-69-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB
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memory/2732-66-0x0000000000400000-0x0000000000734000-memory.dmpFilesize
3.2MB