Analysis
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max time kernel
143s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
25/03/2024, 01:24
Static task
static1
Behavioral task
behavioral1
Sample
8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe
Resource
win10v2004-20240226-en
General
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Target
8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe
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Size
2.2MB
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MD5
25cb7192c8f7a3bfec2a4817f8552ca7
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SHA1
cc221059563e9e8025805a42a9a46154feedd55d
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SHA256
8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4
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SHA512
fafea40044db5c00ae813ed91da0aeb40eb35602dc4265a5a0d50f95c13cfe878d079e45f42c1eb533dc366f88576f00ab539122783aece8c46b338ef458687f
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SSDEEP
49152:32mFbq6TKK/DUgI/Guo+HoJ7P7Ea2ieZl53e7D:m+b1TKqqGXkopP2iex3c
Malware Config
Extracted
socks5systemz
http://bdcofwf.com/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfd18c9eb94
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral1/memory/2708-73-0x00000000022A0000-0x0000000002342000-memory.dmp family_socks5systemz behavioral1/memory/2708-76-0x00000000022A0000-0x0000000002342000-memory.dmp family_socks5systemz behavioral1/memory/2708-85-0x00000000022A0000-0x0000000002342000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 2584 colorpicker.exe 2708 colorpicker.exe -
Loads dropped DLL 5 IoCs
pid Process 3056 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.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 152.89.198.214 -
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 15 IoCs
description pid Process procid_target PID 3056 wrote to memory of 2928 3056 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe 28 PID 3056 wrote to memory of 2928 3056 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe 28 PID 3056 wrote to memory of 2928 3056 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe 28 PID 3056 wrote to memory of 2928 3056 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe 28 PID 3056 wrote to memory of 2928 3056 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe 28 PID 3056 wrote to memory of 2928 3056 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe 28 PID 3056 wrote to memory of 2928 3056 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe 28 PID 2928 wrote to memory of 2584 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 29 PID 2928 wrote to memory of 2584 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 29 PID 2928 wrote to memory of 2584 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 29 PID 2928 wrote to memory of 2584 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 29 PID 2928 wrote to memory of 2708 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 30 PID 2928 wrote to memory of 2708 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 30 PID 2928 wrote to memory of 2708 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 30 PID 2928 wrote to memory of 2708 2928 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp 30
Processes
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C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3056 -
C:\Users\Admin\AppData\Local\Temp\is-O43E6.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp"C:\Users\Admin\AppData\Local\Temp\is-O43E6.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp" /SL5="$4010A,1960984,54272,C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2928 -
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i3⤵
- Executes dropped EXE
PID:2584
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C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s3⤵
- Executes dropped EXE
PID:2708
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
882KB
MD5af9740c2d56dde60fe9a6e69eb1aa502
SHA1d61bfa3c86eb06764ee3590c655b51b7fb957e66
SHA256e5679ea02676293ef7981cd6bc5c7aeabce764b04705bbc7ebd5136167abd7bd
SHA512f3aad462ec562c16b14a05ebe8daa0b4c2bf2484b34bc1d681983826f8932e7c78f61a50dd70f15770029daa85015c15fe0c77441dd2b6f6f582f140d8248c03
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Filesize
185KB
MD5f36587665eb8f20e7864a1d0e0c0a8eb
SHA19fc93a232533d06718dcf046c74508bca52f8b36
SHA256f0a27c8d055634ce76c70f811e6c87f499f3e031d14dd64a0d6c1b55bf407146
SHA512811e9505eb467dff75d9d4ff7d5ce2e831b87d20f42e077d7b2fd0dcd92e1f833d4c41e70c832be8aa5f4a2efb60e0733414b127ff75040bf991398ec217a307
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Filesize
2.2MB
MD521fd5e2dba33cafdfc9574a3eb37aac5
SHA1ac88f469467f09dc782024e5a6c78bdda925563a
SHA256f338953864a2015f9d3a1a9543dd321c9fbc81123f8c3f303a741bef11ff60e7
SHA512430f4ad309d8e42c5e7e31d5eb555db1dfcf4dc00d4398104ffce23c39a91340f360071bf138fe79e0385bc0cd2e29de89166f3d67fa8deb9bf11f08f65a998a
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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\Users\Admin\AppData\Local\Temp\is-O43E6.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
Filesize677KB
MD592f7775908bb12183914bb0753782913
SHA18d1091da36832942d48f2fe9a1a216fdd556b9c4
SHA256a43c4e3916a92d299c22e2010383b2a8f85e14882a610de57bb2fef91f7984ed
SHA5127e39cafdc00a46f2353f6eeaa8fee0d7c94f489d1fd4581e125408bae63a2e6cd135f65807c3574c833f970b64106badb7dd0a2a6ee9859b3b60b3d1b6e19c39