Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-11-2024 22:04
Static task
static1
Behavioral task
behavioral1
Sample
a5dc64240e81bb0b6a636e14d7284b6c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a5dc64240e81bb0b6a636e14d7284b6c.exe
Resource
win10v2004-20241007-en
General
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Target
a5dc64240e81bb0b6a636e14d7284b6c.exe
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Size
6.1MB
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MD5
a5dc64240e81bb0b6a636e14d7284b6c
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SHA1
207ad31461e62b3c538975b395547d454a42de00
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SHA256
332edf85e857840764535c7b8ed3aeae2af63e5196079d11ba0cdc5e71de190f
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SHA512
895ab3be5fb154b7799f17a7a9de87dc5cb5b5c87cc1cebd486d8d3d29ff85b7ee7e46c3a83958f9aff992408506f94b491ff10f624d9196b44eb850cc1106d6
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SSDEEP
196608:taUiIXZziBrOjT23BfxcpG7ZjLCW3bsN6d:thiIXZz8rO23BlZ
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/4832-143-0x0000000000820000-0x00000000008C2000-memory.dmp family_socks5systemz behavioral2/memory/4832-167-0x0000000000820000-0x00000000008C2000-memory.dmp family_socks5systemz behavioral2/memory/4832-168-0x0000000000820000-0x00000000008C2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Socks5systemz family
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Executes dropped EXE 2 IoCs
Processes:
a5dc64240e81bb0b6a636e14d7284b6c.tmpsyncplayer32_64.exepid Process 3012 a5dc64240e81bb0b6a636e14d7284b6c.tmp 4832 syncplayer32_64.exe -
Loads dropped DLL 3 IoCs
Processes:
a5dc64240e81bb0b6a636e14d7284b6c.tmppid Process 3012 a5dc64240e81bb0b6a636e14d7284b6c.tmp 3012 a5dc64240e81bb0b6a636e14d7284b6c.tmp 3012 a5dc64240e81bb0b6a636e14d7284b6c.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 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.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
syncplayer32_64.exea5dc64240e81bb0b6a636e14d7284b6c.exea5dc64240e81bb0b6a636e14d7284b6c.tmpdescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language syncplayer32_64.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a5dc64240e81bb0b6a636e14d7284b6c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a5dc64240e81bb0b6a636e14d7284b6c.tmp -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
a5dc64240e81bb0b6a636e14d7284b6c.exea5dc64240e81bb0b6a636e14d7284b6c.tmpdescription pid Process procid_target PID 4932 wrote to memory of 3012 4932 a5dc64240e81bb0b6a636e14d7284b6c.exe 84 PID 4932 wrote to memory of 3012 4932 a5dc64240e81bb0b6a636e14d7284b6c.exe 84 PID 4932 wrote to memory of 3012 4932 a5dc64240e81bb0b6a636e14d7284b6c.exe 84 PID 3012 wrote to memory of 4832 3012 a5dc64240e81bb0b6a636e14d7284b6c.tmp 88 PID 3012 wrote to memory of 4832 3012 a5dc64240e81bb0b6a636e14d7284b6c.tmp 88 PID 3012 wrote to memory of 4832 3012 a5dc64240e81bb0b6a636e14d7284b6c.tmp 88
Processes
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C:\Users\Admin\AppData\Local\Temp\a5dc64240e81bb0b6a636e14d7284b6c.exe"C:\Users\Admin\AppData\Local\Temp\a5dc64240e81bb0b6a636e14d7284b6c.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Users\Admin\AppData\Local\Temp\is-P8OHN.tmp\a5dc64240e81bb0b6a636e14d7284b6c.tmp"C:\Users\Admin\AppData\Local\Temp\is-P8OHN.tmp\a5dc64240e81bb0b6a636e14d7284b6c.tmp" /SL5="$B004E,6127490,54272,C:\Users\Admin\AppData\Local\Temp\a5dc64240e81bb0b6a636e14d7284b6c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Users\Admin\AppData\Local\SyncPlayer 1.2.8\syncplayer32_64.exe"C:\Users\Admin\AppData\Local\SyncPlayer 1.2.8\syncplayer32_64.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4832
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.4MB
MD59384029fc1deca43c9f086e2277c10ed
SHA177c2a19138fc7a42cb50d289a2f5d88a9eacdda9
SHA256da22101a1d824759917d1d8f40b02ad3d4120d474e82f5aacfab7f55730d85f3
SHA512c93d1d4a1ada54e7e7a9f465b098085ee259b3dfc01480c44de69059fb36498475c5964d4934b2ba2a2a99d986f0a011b8ee9533f4f1d0eb4bc39113d1e68aa2
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
32KB
MD5b6f11a0ab7715f570f45900a1fe84732
SHA177b1201e535445af5ea94c1b03c0a1c34d67a77b
SHA256e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67
SHA51278a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771
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Filesize
683KB
MD50d05e478ec0e67b3670c32f7fcd99ac2
SHA1bbef8ae7b0e306e6172e2a0d9d6bacebf7f71886
SHA256abf4a9fad2c3c735450cd35f7ae7255a52c0da48432c41682598536a9a708360
SHA512677790b8807661e5ed9386bfd12a892dd9fef732d3228902a0718d0d64cba25c9c23b7ff67827373a77307dc1b41695ecb9ea64b71ae622f69bed8bb84ff3af7