Analysis
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max time kernel
150s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
14-06-2024 01:55
Static task
static1
Behavioral task
behavioral1
Sample
b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe
Resource
win10v2004-20240508-en
General
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Target
b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe
-
Size
4.8MB
-
MD5
380d33122267e606830bba85597bbb9c
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SHA1
3c280b31f6be9b2a0d15f1cf0d932f314bbb724f
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SHA256
b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f
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SHA512
b7fa933a545da21541a38d5a14c376710cf792e222ebe4ab751d5090eb42f0ca4bf6dc90f943a67525c02d2684fdc9c8a973df46ca78204fe0d7ce47719053c1
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SSDEEP
98304:m1vNssAFCK0nMd3lhQ0UOaHc27PivQ5HOwRTtLrh4D9q1SKJetbNolkcZU:jsm93lhgOekM/Bt3o99tbO/ZU
Malware Config
Extracted
socks5systemz
ebngmpo.ua
http://ebngmpo.ua/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f8dfc11c2ef92
http://ebngmpo.ua/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12eab517aa5c96bd86e596824996148ab2865b77f80ebad9c50f7cb63037ed2ab423a4654383ba915d911ec07bb606a0708720fa11b861c353baf51aba1e7242fa7023cc366689fe19c3ec95983bca
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2672-94-0x00000000022E0000-0x0000000002382000-memory.dmp family_socks5systemz behavioral1/memory/2672-116-0x00000000022E0000-0x0000000002382000-memory.dmp family_socks5systemz behavioral1/memory/2672-117-0x00000000022E0000-0x0000000002382000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Detects executables packed with VMProtect. 16 IoCs
Processes:
resource yara_rule behavioral1/memory/2396-66-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2396-70-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-77-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-81-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-84-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-87-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-90-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-93-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-100-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-103-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-106-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-109-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-112-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-115-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-121-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2672-124-0x0000000000400000-0x00000000006E9000-memory.dmp INDICATOR_EXE_Packed_VMProtect -
Executes dropped EXE 3 IoCs
Processes:
b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmpaudioconverter32.exeaudioconverter32.exepid process 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp 2396 audioconverter32.exe 2672 audioconverter32.exe -
Loads dropped DLL 6 IoCs
Processes:
b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exeb86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmppid process 2916 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.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 45.155.250.90 -
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:
b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmppid process 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exeb86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmpdescription pid process target process PID 2916 wrote to memory of 2784 2916 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp PID 2916 wrote to memory of 2784 2916 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp PID 2916 wrote to memory of 2784 2916 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp PID 2916 wrote to memory of 2784 2916 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp PID 2916 wrote to memory of 2784 2916 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp PID 2916 wrote to memory of 2784 2916 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp PID 2916 wrote to memory of 2784 2916 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp PID 2784 wrote to memory of 2396 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp audioconverter32.exe PID 2784 wrote to memory of 2396 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp audioconverter32.exe PID 2784 wrote to memory of 2396 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp audioconverter32.exe PID 2784 wrote to memory of 2396 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp audioconverter32.exe PID 2784 wrote to memory of 2672 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp audioconverter32.exe PID 2784 wrote to memory of 2672 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp audioconverter32.exe PID 2784 wrote to memory of 2672 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp audioconverter32.exe PID 2784 wrote to memory of 2672 2784 b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp audioconverter32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe"C:\Users\Admin\AppData\Local\Temp\b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-ASUSQ.tmp\b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp"C:\Users\Admin\AppData\Local\Temp\is-ASUSQ.tmp\b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmp" /SL5="$400E0,4803463,54272,C:\Users\Admin\AppData\Local\Temp\b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Free Audio Converter\audioconverter32.exe"C:\Users\Admin\AppData\Local\Free Audio Converter\audioconverter32.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Free Audio Converter\audioconverter32.exe"C:\Users\Admin\AppData\Local\Free Audio Converter\audioconverter32.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Free Audio Converter\audioconverter32.exeFilesize
2.9MB
MD5fecefb27f2f5fffc11c380e2c13d8308
SHA1e11cc93d7cc1a4d01d7660220a16121b4032da6c
SHA25614370d3de60c9acbc677944195f6e9d3e3477fc5e2fb7999dcc13c3fc3eafe45
SHA512c75f4e35040cabdade4b19410b1ff1d6da0b150a491cb5fc9564ca1c987bd9715db2d56623811558b8c29be79d2818ea817156faf1ea34b4f838017ffd62d2f2
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\Users\Admin\AppData\Local\Temp\is-ASUSQ.tmp\b86f509978dec1f400e89a63d2de8b770363b2e904316e9063b9ad46c080175f.tmpFilesize
680KB
MD5f2ea57162349fbb5a88b276f91880c7d
SHA131d0ef8f01ec1dbca631b2aee891ec46c0a2c663
SHA256756ee2c303f097f361c1f6f16f118612acd5ceb277fd7642695b36fedf0dba68
SHA5123dd06f405e036ade9fd52ac7ae189e8c1bafc48dc09f6f346f5b1ddb32ec43ecf527bd96d2c446d320cd22ea63d5eae430cab92533847d83a0af015224a13799
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\Users\Admin\AppData\Local\Temp\is-NBANU.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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\Users\Admin\AppData\Local\Temp\is-NBANU.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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memory/2396-65-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2396-70-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2396-66-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-81-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-93-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-124-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-121-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-73-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-117-0x00000000022E0000-0x0000000002382000-memory.dmpFilesize
648KB
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memory/2672-116-0x00000000022E0000-0x0000000002382000-memory.dmpFilesize
648KB
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memory/2672-77-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-115-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-112-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-84-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-87-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-90-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-109-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-94-0x00000000022E0000-0x0000000002382000-memory.dmpFilesize
648KB
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memory/2672-100-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-103-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2672-106-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
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memory/2784-64-0x00000000033E0000-0x00000000036C9000-memory.dmpFilesize
2.9MB
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memory/2784-80-0x00000000033E0000-0x00000000036C9000-memory.dmpFilesize
2.9MB
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memory/2784-76-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2784-12-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2916-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/2916-75-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2916-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB