Analysis
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max time kernel
300s -
max time network
257s -
platform
windows10-1703_x64 -
resource
win10-20240611-en -
resource tags
arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system -
submitted
20-06-2024 23:02
Static task
static1
Behavioral task
behavioral1
Sample
aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exe
Resource
win10-20240611-en
General
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Target
aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exe
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Size
4.8MB
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MD5
5a533f10b239cefbf099274f03862921
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SHA1
da592fed5e1d88339cf4979b3041780dc61fe99a
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SHA256
aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122
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SHA512
60e8c3e7b2d3e402a7a8a55889671366b7a0e982c7b9cb25e3c11cf4b85d83a4e0ba2bb1596871889d824ff889db87cd62da0759b95b20374d9ba56e427ecba1
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SSDEEP
98304:mZpMGuOjq1Hr7EidC1LR5ha450Z8ui47OWY4Rf8aISqSZ+WD4d/7SnJp/C:3GfqVI1Lrw45K247hY4RBhXbD4hGp/C
Malware Config
Extracted
socks5systemz
bozwoue.com
http://bozwoue.com/search/?q=67e28dd8690ba728400aae4c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff718c2eb939f39
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3512-84-0x00000000008F0000-0x0000000000992000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmpm4atomp3converter.exem4atomp3converter.exepid process 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp 4248 m4atomp3converter.exe 3512 m4atomp3converter.exe -
Loads dropped DLL 1 IoCs
Processes:
aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmppid process 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.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:
aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmppid process 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exeaafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmpdescription pid process target process PID 2836 wrote to memory of 2272 2836 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exe aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp PID 2836 wrote to memory of 2272 2836 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exe aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp PID 2836 wrote to memory of 2272 2836 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exe aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp PID 2272 wrote to memory of 4248 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp m4atomp3converter.exe PID 2272 wrote to memory of 4248 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp m4atomp3converter.exe PID 2272 wrote to memory of 4248 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp m4atomp3converter.exe PID 2272 wrote to memory of 3512 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp m4atomp3converter.exe PID 2272 wrote to memory of 3512 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp m4atomp3converter.exe PID 2272 wrote to memory of 3512 2272 aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp m4atomp3converter.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exe"C:\Users\Admin\AppData\Local\Temp\aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-3NFTI.tmp\aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp"C:\Users\Admin\AppData\Local\Temp\is-3NFTI.tmp\aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmp" /SL5="$1501D2,4769144,54272,C:\Users\Admin\AppData\Local\Temp\aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.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\M4A to MP3 Free Converter\m4atomp3converter.exe"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exeFilesize
2.9MB
MD55607bbeb141ec116576425691f34acd6
SHA1d7d9f25536b56b095954d1248db8bd9184b540a0
SHA2567976de4dc383f6b159e8c242ca130f91fddfb470287d06a70b45a5918b681563
SHA5120f200399a143fa3a52d0e465af4eeaace46a4f40e1d2028246d8c042978cbc27d6040fe64c24969e39a3df0f8dc046b054ddb7556b903e6ab974c08f641870e8
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C:\Users\Admin\AppData\Local\Temp\is-3NFTI.tmp\aafc380e4646322f0a833feaf483908a58f6926df0d27f6ca7a15e416c745122.tmpFilesize
680KB
MD5984e6b8a7e6fa5cbf5a45904b1defc00
SHA137ce92d6cf1a117a191d14cc7fa1a6a97c05c967
SHA2563313fd9ad369bdee368d356036858a7fcc6182175a30a92a6b73e41e1b2a5eb7
SHA51255af997bfcc532ff01e593471197555432481587c263eb3777e511c656e030edd6c34edce0778b07e117dae4b9ed18976d2ec5c2fe127511a5f29928223ab7c8
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\Users\Admin\AppData\Local\Temp\is-S9CJP.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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memory/2272-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2272-68-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2836-67-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2836-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/2836-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3512-100-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-94-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-130-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-69-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-72-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-75-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-78-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-81-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-84-0x00000000008F0000-0x0000000000992000-memory.dmpFilesize
648KB
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memory/3512-86-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-91-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-125-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-97-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-122-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-103-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-106-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-110-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-113-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-116-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/3512-119-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/4248-59-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/4248-64-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB
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memory/4248-60-0x0000000000400000-0x00000000006ED000-memory.dmpFilesize
2.9MB