Analysis
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max time kernel
149s -
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
15-06-2024 01:32
Static task
static1
Behavioral task
behavioral1
Sample
7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe
Resource
win11-20240419-en
General
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Target
7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe
-
Size
5.0MB
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MD5
e24847f922280da04837c2865a5e55ed
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SHA1
fe6c0d634ecf3a8df9f9a76611891dcb038b7bb0
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SHA256
7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d
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SHA512
2c4b90a00b6a4aa3e82732d79e63ed2215295c0368a03d2140fdc33b911be1fc0cdb55e87021898b0a56cb71a778963830eb5ec866d837dde6b5189081b3c57f
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SSDEEP
98304:mC5dTzAO3oYq8kbeJ0U9DSnGEOzaIiUvvYb6jpi/vXDtVr6/C:f5dTzAO3K7e2U9SnGdeIiwg4QTnG/C
Malware Config
Extracted
socks5systemz
ckdnnei.net
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2640-85-0x00000000009D0000-0x0000000000A72000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmpm4atomp3converter.exem4atomp3converter.exepid process 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp 2512 m4atomp3converter.exe 2640 m4atomp3converter.exe -
Loads dropped DLL 1 IoCs
Processes:
7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmppid process 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.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 91.211.247.248 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.
-
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:
7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmppid process 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmpdescription pid process target process PID 3720 wrote to memory of 4640 3720 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp PID 3720 wrote to memory of 4640 3720 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp PID 3720 wrote to memory of 4640 3720 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp PID 4640 wrote to memory of 2512 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp m4atomp3converter.exe PID 4640 wrote to memory of 2512 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp m4atomp3converter.exe PID 4640 wrote to memory of 2512 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp m4atomp3converter.exe PID 4640 wrote to memory of 2640 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp m4atomp3converter.exe PID 4640 wrote to memory of 2640 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp m4atomp3converter.exe PID 4640 wrote to memory of 2640 4640 7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp m4atomp3converter.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe"C:\Users\Admin\AppData\Local\Temp\7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-6SQTD.tmp\7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp"C:\Users\Admin\AppData\Local\Temp\is-6SQTD.tmp\7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmp" /SL5="$80182,4995630,54272,C:\Users\Admin\AppData\Local\Temp\7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.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
3.1MB
MD5cbbef276d9c9b8d106b4b7b38b418be4
SHA14800d602c5f76f2201aec3209ee4b6dee7f27f10
SHA2564d5a1aafe97b6afb0bbce00a134f3cfbf62e1a5cb818a66275b17f8a5dcfc2af
SHA51223d897ec88e40457c2d24b7524aed013106d6488d4d9fff4be2944848ab07c6a1468201b89b7ddc2ff42cf1a480b67e6a9ded8459e1729e6438d84a6fc6aaa23
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C:\Users\Admin\AppData\Local\Temp\is-3LRCK.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-6SQTD.tmp\7d19a64a4f75ddd2fc4928824b30c93da7a8bf541197f2fcdb1bd6d5578aea4d.tmpFilesize
680KB
MD5984e6b8a7e6fa5cbf5a45904b1defc00
SHA137ce92d6cf1a117a191d14cc7fa1a6a97c05c967
SHA2563313fd9ad369bdee368d356036858a7fcc6182175a30a92a6b73e41e1b2a5eb7
SHA51255af997bfcc532ff01e593471197555432481587c263eb3777e511c656e030edd6c34edce0778b07e117dae4b9ed18976d2ec5c2fe127511a5f29928223ab7c8
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memory/2512-60-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2512-64-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2512-65-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2512-59-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-70-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-95-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-113-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-110-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-107-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-104-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-73-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-76-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-79-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-82-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-85-0x00000000009D0000-0x0000000000A72000-memory.dmpFilesize
648KB
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memory/2640-89-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-92-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-101-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/2640-98-0x0000000000400000-0x000000000071F000-memory.dmpFilesize
3.1MB
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memory/3720-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3720-68-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3720-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/4640-13-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/4640-69-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB