Analysis
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max time kernel
148s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
20-06-2024 09:53
Static task
static1
Behavioral task
behavioral1
Sample
5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe
Resource
win11-20240508-en
General
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Target
5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe
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Size
4.8MB
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MD5
bc6158f5c943a9af271f83b1d79fc94b
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SHA1
f5b5c175ab3491721c2a11a2f17fd710450cd705
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SHA256
5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c
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SHA512
d819fd6d969a4706039bef5c464aad59c4947bd6b7586e761452ee24a1db433fd226103dcc5c437f9cb0bf6fb006a02975463b158ef44da42357fc36c3efbdc5
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SSDEEP
98304:mHh8CHXMgeqG3p+r12wY3R6uYUzjn2ttswB/qi1eNDfq/KhS6m6Za9fw:O3XFeqcp+JBERp9yBCAeJy/Khfa9fw
Malware Config
Extracted
socks5systemz
buxwypj.com
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2036-86-0x0000000002820000-0x00000000028C2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmporangestarsaudioconverter.exeorangestarsaudioconverter.exepid process 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp 4780 orangestarsaudioconverter.exe 2036 orangestarsaudioconverter.exe -
Loads dropped DLL 1 IoCs
Processes:
5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmppid process 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp -
Unexpected DNS network traffic destination 3 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 Destination IP 91.211.247.248 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:
5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmppid process 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmpdescription pid process target process PID 1216 wrote to memory of 4368 1216 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp PID 1216 wrote to memory of 4368 1216 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp PID 1216 wrote to memory of 4368 1216 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp PID 4368 wrote to memory of 4780 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp orangestarsaudioconverter.exe PID 4368 wrote to memory of 4780 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp orangestarsaudioconverter.exe PID 4368 wrote to memory of 4780 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp orangestarsaudioconverter.exe PID 4368 wrote to memory of 2036 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp orangestarsaudioconverter.exe PID 4368 wrote to memory of 2036 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp orangestarsaudioconverter.exe PID 4368 wrote to memory of 2036 4368 5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp orangestarsaudioconverter.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe"C:\Users\Admin\AppData\Local\Temp\5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Users\Admin\AppData\Local\Temp\is-PFE61.tmp\5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp"C:\Users\Admin\AppData\Local\Temp\is-PFE61.tmp\5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmp" /SL5="$60206,4827479,54272,C:\Users\Admin\AppData\Local\Temp\5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4368 -
C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe" -i3⤵
- Executes dropped EXE
PID:4780 -
C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe" -s3⤵
- Executes dropped EXE
PID:2036
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exeFilesize
2.4MB
MD59732bce0f4d1be56ff36ea0a0b54845b
SHA1fd4487ebe4fce698dc58e8234da2dd12cc7e5040
SHA256f27dd071e3046e2b8b55d8e85482ec7697d61bd8302605f689c8bec91643d73d
SHA512cf93159fd8c06fd18065216805d6835fc5794f02ad5aeedfab8209055b54d3e82a32531e6b88a837fd34788fa792855a8e33d215a8c95751eff4ae63542eba83
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C:\Users\Admin\AppData\Local\Temp\is-L424V.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-PFE61.tmp\5d90ff67ef37065b88f741992af4701a848864775089c484be783b4988c3393c.tmpFilesize
680KB
MD508c5308a61a367d176175cd169fd1e02
SHA1153340b1321627103a2e7d6122b53c3fb527c384
SHA2569e891b18b5afb4f683ca3bea2c2725a6d406aabfe5cf94d7f7b4b42183cf7f42
SHA51263008dfe774eaa6b9eb94eb2db8e6b5f5e6827863a219b5127dcc0eeb4519c04f8c3f4e5f91912ad4822b448976a65403dae6273da8a72986f1ac76bd47eded1
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memory/1216-69-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1216-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/1216-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2036-86-0x0000000002820000-0x00000000028C2000-memory.dmpFilesize
648KB
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memory/2036-102-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-117-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-66-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-114-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-68-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-111-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-108-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-71-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-105-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-75-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-76-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-79-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-82-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-85-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-99-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-91-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/2036-96-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/4368-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/4368-70-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/4780-64-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/4780-72-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/4780-59-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/4780-62-0x0000000000400000-0x000000000065D000-memory.dmpFilesize
2.4MB
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memory/4780-63-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB