Analysis
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max time kernel
37s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
17-07-2023 13:45
Static task
static1
Behavioral task
behavioral1
Sample
HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe
Resource
win10v2004-20230703-en
General
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Target
HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe
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Size
633KB
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MD5
044cc568b52ce2e65eb82d3d3b7ffa2f
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SHA1
e53df45b9994f7d02b48b0e002d5e06f00535bc6
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SHA256
525a2eb43f2a4c702213723541335dc0391b42a01177e1faf5873e0cb7540ce0
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SHA512
1ee71ba4ba71faf0f1bc4fc4b3f5292ffef6cfa19d08b169534260daaf2bf99960db364382039f45fb17e44295d9c2473a747779a21cb35375666c08af3ed4be
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SSDEEP
12288:slKyxovP4Jw+ULNC0IVfG5IAeKPOFwTM84qpcy+qtv2tSoTqLQby4q:sMyavP4Jhg7IWWFA4qphN28o+LQe4q
Malware Config
Signatures
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Loads dropped DLL 7 IoCs
Processes:
HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exepid process 2488 HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe 2488 HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe 2488 HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe 1284 1284 1284 1284 -
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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Drops file in Program Files directory 5 IoCs
Processes:
HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exedescription ioc process File created C:\Program Files\Tftpd64\tftpd64.exe HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe File created C:\Program Files\Tftpd64\tftpd32.chm HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe File created C:\Program Files\Tftpd64\EUPL-EN.pdf HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe File created C:\Program Files\Tftpd64\tftpd32.ini HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe File created C:\Program Files\Tftpd64\uninstall.exe HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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NSIS installer 2 IoCs
Processes:
resource yara_rule \Program Files\Tftpd64\uninstall.exe nsis_installer_1 \Program Files\Tftpd64\uninstall.exe nsis_installer_2
Processes
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C:\Users\Admin\AppData\Local\Temp\HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe"C:\Users\Admin\AppData\Local\Temp\HTTP-1689585819.498956-044cc568b52ce2e65eb82d3d3b7ffa2f-FgrQ8d4Z1BTy0diuK7.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
PID:2488
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Program Files\Tftpd64\tftpd64.exeFilesize
383KB
MD53c1e3215acc69f06f044802ed4695333
SHA1ea34a6bad04bc5a1fcb494668347cd302557f327
SHA25634de53b43c32e3ed5231a57683103acad1aebeef08309cf8e770c27acc90e4e7
SHA51282ed2edbb7286aac00b946f7f4c79e59079994fe8385e961abd1291440fdf26e14c724943eaabebb517e921ece4b384b9d50905898d71f2efaa427be7082d2d0
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\Program Files\Tftpd64\tftpd64.exeFilesize
383KB
MD53c1e3215acc69f06f044802ed4695333
SHA1ea34a6bad04bc5a1fcb494668347cd302557f327
SHA25634de53b43c32e3ed5231a57683103acad1aebeef08309cf8e770c27acc90e4e7
SHA51282ed2edbb7286aac00b946f7f4c79e59079994fe8385e961abd1291440fdf26e14c724943eaabebb517e921ece4b384b9d50905898d71f2efaa427be7082d2d0
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\Program Files\Tftpd64\tftpd64.exeFilesize
383KB
MD53c1e3215acc69f06f044802ed4695333
SHA1ea34a6bad04bc5a1fcb494668347cd302557f327
SHA25634de53b43c32e3ed5231a57683103acad1aebeef08309cf8e770c27acc90e4e7
SHA51282ed2edbb7286aac00b946f7f4c79e59079994fe8385e961abd1291440fdf26e14c724943eaabebb517e921ece4b384b9d50905898d71f2efaa427be7082d2d0
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\Program Files\Tftpd64\tftpd64.exeFilesize
383KB
MD53c1e3215acc69f06f044802ed4695333
SHA1ea34a6bad04bc5a1fcb494668347cd302557f327
SHA25634de53b43c32e3ed5231a57683103acad1aebeef08309cf8e770c27acc90e4e7
SHA51282ed2edbb7286aac00b946f7f4c79e59079994fe8385e961abd1291440fdf26e14c724943eaabebb517e921ece4b384b9d50905898d71f2efaa427be7082d2d0
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\Program Files\Tftpd64\tftpd64.exeFilesize
383KB
MD53c1e3215acc69f06f044802ed4695333
SHA1ea34a6bad04bc5a1fcb494668347cd302557f327
SHA25634de53b43c32e3ed5231a57683103acad1aebeef08309cf8e770c27acc90e4e7
SHA51282ed2edbb7286aac00b946f7f4c79e59079994fe8385e961abd1291440fdf26e14c724943eaabebb517e921ece4b384b9d50905898d71f2efaa427be7082d2d0
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\Program Files\Tftpd64\tftpd64.exeFilesize
383KB
MD53c1e3215acc69f06f044802ed4695333
SHA1ea34a6bad04bc5a1fcb494668347cd302557f327
SHA25634de53b43c32e3ed5231a57683103acad1aebeef08309cf8e770c27acc90e4e7
SHA51282ed2edbb7286aac00b946f7f4c79e59079994fe8385e961abd1291440fdf26e14c724943eaabebb517e921ece4b384b9d50905898d71f2efaa427be7082d2d0
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\Program Files\Tftpd64\tftpd64.exeFilesize
383KB
MD53c1e3215acc69f06f044802ed4695333
SHA1ea34a6bad04bc5a1fcb494668347cd302557f327
SHA25634de53b43c32e3ed5231a57683103acad1aebeef08309cf8e770c27acc90e4e7
SHA51282ed2edbb7286aac00b946f7f4c79e59079994fe8385e961abd1291440fdf26e14c724943eaabebb517e921ece4b384b9d50905898d71f2efaa427be7082d2d0
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\Program Files\Tftpd64\uninstall.exeFilesize
37KB
MD5078daf9669ef12a368f1aed5a21b1cd1
SHA1fc4d9a58d42089d6e7c42f45b92d87f978958dea
SHA2560a91e2fab1de979c8bd0816c5a709deb7bdb80a198c9163d58a5ce377607fb9d
SHA5127a18dcf41e30278cc1348c51ad904f9024dd431c48faa576484f8b189e53bccffade0a94563d0bf76fb07a0cbdc6033dec95ec8f1ad59c32518967b8d59df30d