Analysis
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max time kernel
143s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
23/03/2024, 13:36
Static task
static1
Behavioral task
behavioral1
Sample
25cb7192c8f7a3bfec2a4817f8552ca7.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
25cb7192c8f7a3bfec2a4817f8552ca7.exe
Resource
win10v2004-20240226-en
General
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Target
25cb7192c8f7a3bfec2a4817f8552ca7.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://aiisbpm.ru/search/?q=67e28dd8690cfb204406a51a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978fe71ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668cff10c0ed9c
http://aiisbpm.ru/search/?q=67e28dd8690cfb204406a51a7c27d78406abdd88be4b12eab517aa5c96bd86e993864d865a8bbc896c58e713bc90c91c36b5281fc235a925ed3e5dd6bd974a95129070b611e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c1ed959b3bcf66
Signatures
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Detect Socks5Systemz Payload 5 IoCs
resource yara_rule behavioral1/memory/2996-73-0x0000000002650000-0x00000000026F2000-memory.dmp family_socks5systemz behavioral1/memory/2996-76-0x0000000002650000-0x00000000026F2000-memory.dmp family_socks5systemz behavioral1/memory/2996-85-0x0000000002650000-0x00000000026F2000-memory.dmp family_socks5systemz behavioral1/memory/2996-98-0x0000000002650000-0x00000000026F2000-memory.dmp family_socks5systemz behavioral1/memory/2996-99-0x0000000002650000-0x00000000026F2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 2708 colorpicker.exe 2996 colorpicker.exe -
Loads dropped DLL 5 IoCs
pid Process 1160 25cb7192c8f7a3bfec2a4817f8552ca7.exe 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 1672 25cb7192c8f7a3bfec2a4817f8552ca7.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 91.211.247.248 -
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 1160 wrote to memory of 1672 1160 25cb7192c8f7a3bfec2a4817f8552ca7.exe 28 PID 1160 wrote to memory of 1672 1160 25cb7192c8f7a3bfec2a4817f8552ca7.exe 28 PID 1160 wrote to memory of 1672 1160 25cb7192c8f7a3bfec2a4817f8552ca7.exe 28 PID 1160 wrote to memory of 1672 1160 25cb7192c8f7a3bfec2a4817f8552ca7.exe 28 PID 1160 wrote to memory of 1672 1160 25cb7192c8f7a3bfec2a4817f8552ca7.exe 28 PID 1160 wrote to memory of 1672 1160 25cb7192c8f7a3bfec2a4817f8552ca7.exe 28 PID 1160 wrote to memory of 1672 1160 25cb7192c8f7a3bfec2a4817f8552ca7.exe 28 PID 1672 wrote to memory of 2708 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 29 PID 1672 wrote to memory of 2708 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 29 PID 1672 wrote to memory of 2708 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 29 PID 1672 wrote to memory of 2708 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 29 PID 1672 wrote to memory of 2996 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 30 PID 1672 wrote to memory of 2996 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 30 PID 1672 wrote to memory of 2996 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 30 PID 1672 wrote to memory of 2996 1672 25cb7192c8f7a3bfec2a4817f8552ca7.tmp 30
Processes
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C:\Users\Admin\AppData\Local\Temp\25cb7192c8f7a3bfec2a4817f8552ca7.exe"C:\Users\Admin\AppData\Local\Temp\25cb7192c8f7a3bfec2a4817f8552ca7.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1160 -
C:\Users\Admin\AppData\Local\Temp\is-1O0GJ.tmp\25cb7192c8f7a3bfec2a4817f8552ca7.tmp"C:\Users\Admin\AppData\Local\Temp\is-1O0GJ.tmp\25cb7192c8f7a3bfec2a4817f8552ca7.tmp" /SL5="$40150,1960984,54272,C:\Users\Admin\AppData\Local\Temp\25cb7192c8f7a3bfec2a4817f8552ca7.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i3⤵
- Executes dropped EXE
PID:2708
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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:2996
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.6MB
MD570f9fd2e4872edd94f95e86be4666306
SHA17d3416bade08cbdf81063a6c16ff5caa6f34fe79
SHA2563ca0e2329788f0fc166d835f5237f620bfe8e9a2a749288d19e06e25dd5fd8c4
SHA512b0447a5f4f5f238fd61ef79e7a148232a74e91b19e85a2af3e90cbf7d831ce27ac642cd01e9b12f4d294057328cf4b3d8dc817e0a6e1f37c17ae1126295e819e
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Filesize
2.2MB
MD521fd5e2dba33cafdfc9574a3eb37aac5
SHA1ac88f469467f09dc782024e5a6c78bdda925563a
SHA256f338953864a2015f9d3a1a9543dd321c9fbc81123f8c3f303a741bef11ff60e7
SHA512430f4ad309d8e42c5e7e31d5eb555db1dfcf4dc00d4398104ffce23c39a91340f360071bf138fe79e0385bc0cd2e29de89166f3d67fa8deb9bf11f08f65a998a
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Filesize
677KB
MD592f7775908bb12183914bb0753782913
SHA18d1091da36832942d48f2fe9a1a216fdd556b9c4
SHA256a43c4e3916a92d299c22e2010383b2a8f85e14882a610de57bb2fef91f7984ed
SHA5127e39cafdc00a46f2353f6eeaa8fee0d7c94f489d1fd4581e125408bae63a2e6cd135f65807c3574c833f970b64106badb7dd0a2a6ee9859b3b60b3d1b6e19c39
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3