Analysis
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max time kernel
293s -
max time network
286s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
30-05-2024 22:55
Static task
static1
Behavioral task
behavioral1
Sample
4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe
Resource
win10-20240404-en
General
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Target
4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe
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Size
5.4MB
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MD5
c1fd0d6de94f8ea95cd019e13425dd36
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SHA1
d5c9e80389516f331881927076a3ff50ac1aafb2
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SHA256
4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe
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SHA512
c68053758534198621e1c6e1aabcc5604e31c6994c3419806c51d9d06a9a2e512fcead6d7c39dc502dee61d9c308026a1540cda7cdc293b18eef54933b320479
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SSDEEP
98304:mFftUUU7V/20ZNEbiYE3qdKdH5R1geIApORqSyjtNeq8o0FpNCa91:stGEtE3quhaqhX90FpP1
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/864-88-0x00000000007F0000-0x0000000000892000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmpcdplayer.execdplayer.exepid process 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp 2644 cdplayer.exe 864 cdplayer.exe -
Loads dropped DLL 3 IoCs
Processes:
4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmppid process 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp -
Unexpected DNS network traffic destination 2 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 45.155.250.90 Destination IP 141.98.234.31 -
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:
4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmppid process 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmpdescription pid process target process PID 2752 wrote to memory of 4244 2752 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp PID 2752 wrote to memory of 4244 2752 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp PID 2752 wrote to memory of 4244 2752 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp PID 4244 wrote to memory of 2644 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp cdplayer.exe PID 4244 wrote to memory of 2644 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp cdplayer.exe PID 4244 wrote to memory of 2644 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp cdplayer.exe PID 4244 wrote to memory of 864 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp cdplayer.exe PID 4244 wrote to memory of 864 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp cdplayer.exe PID 4244 wrote to memory of 864 4244 4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp cdplayer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe"C:\Users\Admin\AppData\Local\Temp\4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Users\Admin\AppData\Local\Temp\is-4D5F2.tmp\4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp"C:\Users\Admin\AppData\Local\Temp\is-4D5F2.tmp\4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp" /SL5="$8021A,5396147,54272,C:\Users\Admin\AppData\Local\Temp\4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4244 -
C:\Users\Admin\AppData\Local\Turquoise CD Player\cdplayer.exe"C:\Users\Admin\AppData\Local\Turquoise CD Player\cdplayer.exe" -i3⤵
- Executes dropped EXE
PID:2644
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C:\Users\Admin\AppData\Local\Turquoise CD Player\cdplayer.exe"C:\Users\Admin\AppData\Local\Turquoise CD Player\cdplayer.exe" -s3⤵
- Executes dropped EXE
PID:864
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\is-4D5F2.tmp\4d5b0e89b60bb8569f46f73e29f1e23197c5bc329332109ff91d914677605cbe.tmp
Filesize680KB
MD58d7bfa2fafebdbff501549e13c0a35ad
SHA170f77afb2a2ae71acfe192a7bf907b0ef9dc3a18
SHA256a5681e01514ac58b8f172078e7de5567e98f028104a1d88655b88bfdddfe8bfc
SHA5121648dbcf876a0fdc69399e960e1a6db437f07e35f30cfac44b65bffa93aa418a01e9c3cc1ec472c8ed657976f2b65aa6fa81e3b9f691e27c94372442e92769f3
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Filesize
2.9MB
MD52224d38b2c74746a1bf341d2c940e424
SHA14d442518ce3c52825010c47b9341f05d15d82bc5
SHA256fc944361c35ca27bbdd6029204c7d99d435060017fa20cdae2a7bb64ca2fdfdf
SHA51255c5eeb766512f8df9a304035ad364b654b5ccb3fb3f5b9492357abd4c912942cfc274af2e82ebcb4a3f85b8ff3407ff4d75148886d2c87bbcd426a04f9b01a9
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
32KB
MD5b6f11a0ab7715f570f45900a1fe84732
SHA177b1201e535445af5ea94c1b03c0a1c34d67a77b
SHA256e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67
SHA51278a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771