Analysis
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max time kernel
149s -
max time network
156s -
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 10:41
Static task
static1
Behavioral task
behavioral1
Sample
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe
Resource
win10v2004-20241007-en
General
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Target
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe
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Size
5.4MB
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MD5
b26dc0a90ffa08282e07197f167c8b34
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SHA1
018145f6ef8e1cb0dfd20ad911e953e602898ed6
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SHA256
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9
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SHA512
3c7d70f2dd3a6f26439dff8ba87329bab873dec3138480491a97e138a582b2f7c04e08b01a0fb7c9315ff7edf561871b99718fbdbb8dae81ac0303a2012ee456
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SSDEEP
98304:QB3jgjWzNh2gn6HH0mPrLrVs0+T3rOZE78wTgjUrnTqjY0W7xY0UhQiKW7Dkq:cFN0n0sdoTb4qRgjUrdVxFQ71
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/1148-188-0x00000000008F0000-0x0000000000992000-memory.dmp family_socks5systemz behavioral2/memory/1148-211-0x00000000008F0000-0x0000000000992000-memory.dmp family_socks5systemz behavioral2/memory/1148-212-0x00000000008F0000-0x0000000000992000-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:
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmpsyncplayer.exepid Process 4464 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp 1148 syncplayer.exe -
Loads dropped DLL 1 IoCs
Processes:
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmppid Process 4464 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.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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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:
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmpsyncplayer.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language syncplayer.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmppid Process 4464 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmpdescription pid Process procid_target PID 3528 wrote to memory of 4464 3528 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe 84 PID 3528 wrote to memory of 4464 3528 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe 84 PID 3528 wrote to memory of 4464 3528 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe 84 PID 4464 wrote to memory of 1148 4464 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp 88 PID 4464 wrote to memory of 1148 4464 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp 88 PID 4464 wrote to memory of 1148 4464 5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp 88
Processes
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C:\Users\Admin\AppData\Local\Temp\5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe"C:\Users\Admin\AppData\Local\Temp\5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3528 -
C:\Users\Admin\AppData\Local\Temp\is-FOEAU.tmp\5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp"C:\Users\Admin\AppData\Local\Temp\is-FOEAU.tmp\5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp" /SL5="$702AC,5456032,54272,C:\Users\Admin\AppData\Local\Temp\5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Users\Admin\AppData\Local\SyncPlayer 1.8.1\syncplayer.exe"C:\Users\Admin\AppData\Local\SyncPlayer 1.8.1\syncplayer.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1148
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.9MB
MD547926d169ab620b5b068214b46ad477c
SHA1dce10d3f271d68e2992b09119ee24ab54580da54
SHA256a327212d8130b83b9fa177f0498ebb1c3ad4498290ac493d3ce6bbbff0eb6776
SHA5122bc524615a734549db0506ba7d6fe48e64307455d5e7f3c5f284f70c6ea12490caa96ce95ec427246340b3a0891f272686774e44269a27119566ff657165e4f0
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-FOEAU.tmp\5c4ee2119304d10dd33b12af034c7d7ea39a88f9af4a8c0b96d983ee716052e9.tmp
Filesize688KB
MD50d1056b9db33b7c4cca8b079c431be68
SHA1f66f62a8bc4214a0671afe811e329b113d466ca0
SHA25682862289e2ef06e15667f5b4e3e9e2091b6e307837958c2cd2d10e4af8a770ef
SHA51294bc126065d3817435e339d0aae6671e7cf33ba8354bb630817802f12573aa91d890ffb80f1ff3c59606348a41091b681f3dce8d705c7d73ac81254626b74048