Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
30-05-2024 12:52
Static task
static1
Behavioral task
behavioral1
Sample
9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe
Resource
win11-20240508-en
General
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Target
9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe
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Size
4.8MB
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MD5
4b922ccfe770c51a038741d64c10732b
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SHA1
4d728b8eeca1d547f2b59720fd266e42870e74af
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SHA256
9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4
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SHA512
c769bef0b4033beb80f8e96e64dcef10c7e2581d424ddd26e8bdea833473c0bc71ae136c8c4d6e7395d94a116dc38c9e135179e6e4c757e76858daa81e5efe5d
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SSDEEP
98304:mfHf4itlfuiWmM96tZHANGdrCPHgS64s0olzz9uAku8zhArPPqNJbRQ:IAitlfuiWP98+PHgSFs99uALzr3qNJbq
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/4504-85-0x0000000000A10000-0x0000000000AB2000-memory.dmp family_socks5systemz behavioral1/memory/4504-111-0x0000000000A10000-0x0000000000AB2000-memory.dmp family_socks5systemz behavioral1/memory/4504-112-0x0000000000A10000-0x0000000000AB2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp5kplayer32.exe5kplayer32.exepid process 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp 2228 5kplayer32.exe 4504 5kplayer32.exe -
Loads dropped DLL 1 IoCs
Processes:
9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmppid process 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.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 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:
9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmppid process 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmpdescription pid process target process PID 2360 wrote to memory of 4828 2360 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp PID 2360 wrote to memory of 4828 2360 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp PID 2360 wrote to memory of 4828 2360 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp PID 4828 wrote to memory of 2228 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp 5kplayer32.exe PID 4828 wrote to memory of 2228 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp 5kplayer32.exe PID 4828 wrote to memory of 2228 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp 5kplayer32.exe PID 4828 wrote to memory of 4504 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp 5kplayer32.exe PID 4828 wrote to memory of 4504 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp 5kplayer32.exe PID 4828 wrote to memory of 4504 4828 9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp 5kplayer32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe"C:\Users\Admin\AppData\Local\Temp\9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Users\Admin\AppData\Local\Temp\is-3N8KC.tmp\9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp"C:\Users\Admin\AppData\Local\Temp\is-3N8KC.tmp\9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp" /SL5="$60122,4749555,54272,C:\Users\Admin\AppData\Local\Temp\9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -i3⤵
- Executes dropped EXE
PID:2228
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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:4504
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.3MB
MD59ebe3aa1206d9f36c65c95e454a253f9
SHA11311e776770555f829cbe11ce310155570d20354
SHA2569ae0369f9ec00fb9e9d5f836b5393a38df13da15e8ed65c267edfd97a5264e99
SHA512762ffefcd72461be6a7d43055dee7c6c3e43cc1372b9a93695e99579d69444cb6e84aa002e090e72c788d0100871db465d051e894745a93d9ff64f73e3f09b65
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C:\Users\Admin\AppData\Local\Temp\is-3N8KC.tmp\9eb56324e4f580833c087169a098945ca51c3857fafd53114695a72add050dc4.tmp
Filesize680KB
MD535dc5f441f5af688cd72c6e0b8dc86dc
SHA1328afce7e8d428b4c0769b722ebf6f7ada656751
SHA256d54b98ace62fc4252c1b7f4a06166cbaa1f246183fb9ea36034b34c9bcd2dddc
SHA51252d5291fdee71e36c724afdc6dfcf86ee17957e52cccbdb663285b5b2f4bfd9b8597e2cedf48f7faf0f17255c6544ae287e0d90c062f76451bc5fe994b39dcc4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63