Analysis
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max time kernel
144s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
25/03/2024, 02:29
Static task
static1
Behavioral task
behavioral1
Sample
e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe
Resource
win10v2004-20240226-en
General
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Target
e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe
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Size
2.0MB
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MD5
c38657e4d1f8fa6d62e4d6206660617f
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SHA1
42b07485195e3bf7a5d67b838c8c397e531492bc
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SHA256
e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11
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SHA512
1cbf1697e6cc5103975bf4a2c008f8845d4620caa21b13c8123ba51ce1d66e19c8e768d78f88d0b6627e80d3a7f9ce017a81bb4d6fef8a8c873bbdbaec19c483
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SSDEEP
49152:32oYfZz5qNVwfp98z/D7P/VFPjd70xiw4F+WUM:moYfCVwfXo/33R70ElpUM
Malware Config
Extracted
socks5systemz
http://ejzrhjo.ua/search/?q=67e28dd86c0ea7794406f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978f671ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3ec9d9b3f
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral2/memory/4244-65-0x00000000008F0000-0x0000000000992000-memory.dmp family_socks5systemz behavioral2/memory/4244-69-0x00000000008F0000-0x0000000000992000-memory.dmp family_socks5systemz behavioral2/memory/4244-78-0x00000000008F0000-0x0000000000992000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Detects executables packed with VMProtect. 19 IoCs
resource yara_rule behavioral2/memory/1596-39-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/1596-43-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/1596-42-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-46-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-49-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-53-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-54-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-57-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-60-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-63-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-68-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-74-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-77-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-81-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-84-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-87-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-90-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-94-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4244-97-0x0000000000400000-0x0000000000610000-memory.dmp INDICATOR_EXE_Packed_VMProtect -
Executes dropped EXE 3 IoCs
pid Process 3084 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp 1596 colorpicker32.exe 4244 colorpicker32.exe -
Loads dropped DLL 1 IoCs
pid Process 3084 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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 WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4968 wrote to memory of 3084 4968 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe 87 PID 4968 wrote to memory of 3084 4968 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe 87 PID 4968 wrote to memory of 3084 4968 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe 87 PID 3084 wrote to memory of 1596 3084 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp 91 PID 3084 wrote to memory of 1596 3084 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp 91 PID 3084 wrote to memory of 1596 3084 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp 91 PID 3084 wrote to memory of 4244 3084 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp 92 PID 3084 wrote to memory of 4244 3084 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp 92 PID 3084 wrote to memory of 4244 3084 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp 92
Processes
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C:\Users\Admin\AppData\Local\Temp\e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe"C:\Users\Admin\AppData\Local\Temp\e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4968 -
C:\Users\Admin\AppData\Local\Temp\is-T4G5D.tmp\e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp"C:\Users\Admin\AppData\Local\Temp\is-T4G5D.tmp\e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp" /SL5="$60068,1772233,54272,C:\Users\Admin\AppData\Local\Temp\e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3084 -
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i3⤵
- Executes dropped EXE
PID:1596
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C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -s3⤵
- Executes dropped EXE
PID:4244
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.0MB
MD5173eccf8f011bb5b462c3b7c7adad629
SHA1cb3ccf6a3ba8a1dc2fa0a090cb459db2360599e6
SHA2562b76c0db5e4bd3cd4f672527749e5a448204b46158c6d91e937b9261d69922a9
SHA512f898b90178dd7dac97d090bc310555dc0d311e36cc13ab8b552361b44aa82aa8e6bcb8d693ccee7ed13fbfb93951b0da5eae27b36de7137bc32db74e7d1a1c46
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-T4G5D.tmp\e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11.tmp
Filesize677KB
MD5bb16a1aed23a42be299fa83942dc45cc
SHA1eef3b71f03f3ea6148a08bf4ba6d3bc2239a56ba
SHA2562fbf5d1a94ff7aa773d0abe9e2216f0347f47083bf66632e516b9e59ede819df
SHA512bd1c5cf999c8824946906a6242309b41e6bcc926733107e87787ecb70c4e4d78ae395fcc9033606a72f08fee98103957063b3a47cd74e9e395d77c75287fd0b4