Analysis
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max time kernel
292s -
max time network
298s -
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 22:37
Static task
static1
Behavioral task
behavioral1
Sample
17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe
Resource
win10-20240404-en
General
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Target
17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe
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Size
5.9MB
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MD5
3a027b1c898294efb764a0d419d31e64
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SHA1
1151ae8ba19ac82bf97f07bbc9b8c3e5c85873be
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SHA256
17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d
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SHA512
342e7bbd73530c4feca2628fe9a7dbf9b45974310bafcf98bf47df4cebd71fd77bfd16fab8858a8294841cbc2ec83054e76a56cd1880fe256fc404caae678489
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SSDEEP
98304:mS3+SJ6PxUF8CDMlF/e2C9jM236RqK/FLfTNKaF0mUOOdcUWMXJBKzj3/fnnLyTe:N+dw8CEiIcQFLfdF0m/XUzJozDnLyTU3
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4420-90-0x0000000000A80000-0x0000000000B22000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp5kplayer32.exe5kplayer32.exepid process 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 5008 5kplayer32.exe 4420 5kplayer32.exe -
Loads dropped DLL 3 IoCs
Processes:
17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmppid process 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.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 91.211.247.248 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:
17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmppid process 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmpdescription pid process target process PID 4556 wrote to memory of 4392 4556 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp PID 4556 wrote to memory of 4392 4556 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp PID 4556 wrote to memory of 4392 4556 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp PID 4392 wrote to memory of 5008 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 5kplayer32.exe PID 4392 wrote to memory of 5008 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 5kplayer32.exe PID 4392 wrote to memory of 5008 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 5kplayer32.exe PID 4392 wrote to memory of 4420 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 5kplayer32.exe PID 4392 wrote to memory of 4420 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 5kplayer32.exe PID 4392 wrote to memory of 4420 4392 17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp 5kplayer32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe"C:\Users\Admin\AppData\Local\Temp\17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4556 -
C:\Users\Admin\AppData\Local\Temp\is-7FVIL.tmp\17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp"C:\Users\Admin\AppData\Local\Temp\is-7FVIL.tmp\17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp" /SL5="$80110,5929882,54272,C:\Users\Admin\AppData\Local\Temp\17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4392 -
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -i3⤵
- Executes dropped EXE
PID:5008
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C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -s3⤵
- Executes dropped EXE
PID:4420
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.6MB
MD525dcec3daa5700760ae25bdda9220557
SHA1c3975f08d89811f107e329010620a24e6b0c0a2b
SHA25618f6bc5455a01c6df3059075c10939daa970225b4a3223ef45882101dc8b60b5
SHA512fb4bcb2f76f94d0bd66aa5098defc20842173d2abc3892a903ad39fd6f8f52898b3becc1530448bcb2c50e5fad49368ec2bbfc8fcb3fdd41faedc71fcf301333
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C:\Users\Admin\AppData\Local\Temp\is-7FVIL.tmp\17bb3ce56eb7667aed7471c54379944a57a6233e1a36d4fd8c76110c60b87a6d.tmp
Filesize680KB
MD5ef9105d68de970efad785e01b21e4e2b
SHA17fe8801a3e86814972da63a7a943bdc5e31d8888
SHA256381198ca0669ab760f6f9b84e39c39ab5e870f65d17d03ed0dc572a1c602364a
SHA512e388cbf32a4d833c0e4c6c1a129515b4d12eac5b333f2aec39e741d3a0da856c5923d47cf4d3083ad030f7f07b9214261b2b9119720920dd42929eeb617e779c
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
32KB
MD5b6f11a0ab7715f570f45900a1fe84732
SHA177b1201e535445af5ea94c1b03c0a1c34d67a77b
SHA256e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67
SHA51278a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771