Analysis
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max time kernel
143s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
23/03/2024, 11:26
Static task
static1
Behavioral task
behavioral1
Sample
9e8ff48c9d1e5d038c8dfabf68eb03dd.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
9e8ff48c9d1e5d038c8dfabf68eb03dd.exe
Resource
win10v2004-20240226-en
General
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Target
9e8ff48c9d1e5d038c8dfabf68eb03dd.exe
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Size
2.1MB
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MD5
9e8ff48c9d1e5d038c8dfabf68eb03dd
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SHA1
fbd2bf503a35a325a43fe5570da654f9b080d553
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SHA256
54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4
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SHA512
11401d38d069fe211ec4e9e91c9153463d7db5a72196cb4c2f1339ae05fbf9a8be7af4f6284b839b844e11dd3c0debfeb510f160fe4572ea9bca0a85c7974b6a
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SSDEEP
49152:32m/7tt7CbxyTitGhOLx2GsE1y+f4A2xEhoOJae7D:mOvGbcTmFkEYFwac
Malware Config
Extracted
socks5systemz
http://aifziaj.ru/search/?q=67e28dd8395dfb2f495fac1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668ff612c2ed9c
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral1/memory/2624-74-0x0000000002690000-0x0000000002732000-memory.dmp family_socks5systemz behavioral1/memory/2624-76-0x0000000002690000-0x0000000002732000-memory.dmp family_socks5systemz behavioral1/memory/2624-86-0x0000000002690000-0x0000000002732000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 2568 colorpicker.exe 2624 colorpicker.exe -
Loads dropped DLL 5 IoCs
pid Process 2372 9e8ff48c9d1e5d038c8dfabf68eb03dd.exe 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.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 2372 wrote to memory of 1768 2372 9e8ff48c9d1e5d038c8dfabf68eb03dd.exe 28 PID 2372 wrote to memory of 1768 2372 9e8ff48c9d1e5d038c8dfabf68eb03dd.exe 28 PID 2372 wrote to memory of 1768 2372 9e8ff48c9d1e5d038c8dfabf68eb03dd.exe 28 PID 2372 wrote to memory of 1768 2372 9e8ff48c9d1e5d038c8dfabf68eb03dd.exe 28 PID 2372 wrote to memory of 1768 2372 9e8ff48c9d1e5d038c8dfabf68eb03dd.exe 28 PID 2372 wrote to memory of 1768 2372 9e8ff48c9d1e5d038c8dfabf68eb03dd.exe 28 PID 2372 wrote to memory of 1768 2372 9e8ff48c9d1e5d038c8dfabf68eb03dd.exe 28 PID 1768 wrote to memory of 2568 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 29 PID 1768 wrote to memory of 2568 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 29 PID 1768 wrote to memory of 2568 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 29 PID 1768 wrote to memory of 2568 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 29 PID 1768 wrote to memory of 2624 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 30 PID 1768 wrote to memory of 2624 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 30 PID 1768 wrote to memory of 2624 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 30 PID 1768 wrote to memory of 2624 1768 9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp 30
Processes
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C:\Users\Admin\AppData\Local\Temp\9e8ff48c9d1e5d038c8dfabf68eb03dd.exe"C:\Users\Admin\AppData\Local\Temp\9e8ff48c9d1e5d038c8dfabf68eb03dd.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Users\Admin\AppData\Local\Temp\is-C4OLU.tmp\9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp"C:\Users\Admin\AppData\Local\Temp\is-C4OLU.tmp\9e8ff48c9d1e5d038c8dfabf68eb03dd.tmp" /SL5="$5014E,1794777,54272,C:\Users\Admin\AppData\Local\Temp\9e8ff48c9d1e5d038c8dfabf68eb03dd.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1768 -
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i3⤵
- Executes dropped EXE
PID:2568
-
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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:2624
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.1MB
MD596c16e2bceadd4e59d87afb9875a8b25
SHA148724af63b06f21b42596e34a698457d380ccae0
SHA256f62ba6f6c6b7637faee1a92c764f2c925ccb81a200d1b1181a21a44116e51424
SHA5128c991e1449671373a78dec2248d67ba787e512a473532a83a20f995f41c1fcd01be729dbaa28db38d8c8ccc42fe2279dc9a4d462d7337422015474512a0a05b2
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Filesize
379KB
MD52c6bb18b54802d3d0dfd8043de009c4e
SHA17cdf404839eeb1502bc99d9a7f6c2112214e2733
SHA256a7d57c125fc3db83ec4fd447e59c30600e02341fdae94a99b0b9e39b87d1df4e
SHA51231f41d9e5e9d548414fe84428ef91a130410fd522fa4d474b1c25070cdab5712b6231c4608476a2e8f4b89c245db77ea44bfa8227aa94acbc63495464a4e053b
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Filesize
2.1MB
MD52b9cd72d2188e739c982dd6eeb7d734b
SHA1fcb9b736c8987c20cac62abb17726917fe0ed224
SHA256f9eee992963a615a1bbcddfd7bb18ee977d2c207602bdb19fcc76aa52f54bdbc
SHA51232296c818ddb1daf53837f387b73e03ee2dbd878031278dab979c172ab928d86f63f04190ceaea967ffb143ffde25d9a283c1f92d6d7bb354e936c39b779d341
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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