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
30-05-2024 20:13
Static task
static1
Behavioral task
behavioral1
Sample
b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe
Resource
win11-20240426-en
General
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Target
b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe
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Size
5.7MB
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MD5
48c7b8e1886b0875292e4cfb341ad217
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SHA1
222643a33da793cff45da3091fd076c5fa33efce
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SHA256
b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192
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SHA512
bc594b177d85ca5836af094e7d2f4477788e4c143130bcd2dba55a5eb0c83edd72a089b29dbfb54b2991bd7b92604f7f701ef5a7e8cd94bd250dd5fe3432c635
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SSDEEP
98304:mcQpQ9DT+JCCmzs+HE6yyurVaRF/J0DFiYuCrHcMH8kqqOWhkgPTuE3:QQdaUCmzHXImR1YuCzgtWi0TL3
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/4352-92-0x0000000002580000-0x0000000002622000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp5kplayer32.exe5kplayer32.exepid process 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 1820 5kplayer32.exe 4352 5kplayer32.exe -
Loads dropped DLL 3 IoCs
Processes:
b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmppid process 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.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:
b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmppid process 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exeb0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmpdescription pid process target process PID 996 wrote to memory of 4924 996 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp PID 996 wrote to memory of 4924 996 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp PID 996 wrote to memory of 4924 996 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp PID 4924 wrote to memory of 1820 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 5kplayer32.exe PID 4924 wrote to memory of 1820 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 5kplayer32.exe PID 4924 wrote to memory of 1820 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 5kplayer32.exe PID 4924 wrote to memory of 4352 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 5kplayer32.exe PID 4924 wrote to memory of 4352 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 5kplayer32.exe PID 4924 wrote to memory of 4352 4924 b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp 5kplayer32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe"C:\Users\Admin\AppData\Local\Temp\b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:996 -
C:\Users\Admin\AppData\Local\Temp\is-J1N37.tmp\b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp"C:\Users\Admin\AppData\Local\Temp\is-J1N37.tmp\b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp" /SL5="$600E0,5704937,54272,C:\Users\Admin\AppData\Local\Temp\b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -i3⤵
- Executes dropped EXE
PID:1820
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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:4352
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.4MB
MD5e2ab429c85b87d157f0eb2fd76f22601
SHA109a84124c3a166d795f1584b3eeb1afeb6c485bc
SHA256feef907dd8fc048a5aa02e6f7b50ba055f5fbbfba8954da1418ad45488489c19
SHA5128562a43cc10aa4e210e55d97a7b26701d6cb39e86de5c63bbda6ac6bca831373fd54780c696fc42c337de2e930c8815b3ab2b1b6893087c7a0600b3fc831e4d4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
32KB
MD5b6f11a0ab7715f570f45900a1fe84732
SHA177b1201e535445af5ea94c1b03c0a1c34d67a77b
SHA256e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67
SHA51278a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771
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C:\Users\Admin\AppData\Local\Temp\is-J1N37.tmp\b0e745a97bce6d27c5cbea7ad0d1919f3c08ad37f73281a4666ef3c0d36ac192.tmp
Filesize680KB
MD5ef9105d68de970efad785e01b21e4e2b
SHA17fe8801a3e86814972da63a7a943bdc5e31d8888
SHA256381198ca0669ab760f6f9b84e39c39ab5e870f65d17d03ed0dc572a1c602364a
SHA512e388cbf32a4d833c0e4c6c1a129515b4d12eac5b333f2aec39e741d3a0da856c5923d47cf4d3083ad030f7f07b9214261b2b9119720920dd42929eeb617e779c