Analysis
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max time kernel
150s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
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submitted
25-02-2024 12:20
General
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Target
a3c3e5fd502b69388e1df82e356bbe77.exe
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Size
4.6MB
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MD5
a3c3e5fd502b69388e1df82e356bbe77
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SHA1
a609984ae142bff0ad0dac288b13056807ab25d5
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SHA256
d2b7c2e88aff66c0d0722fdb3500c3904784f18bbb1ce695bf81026b8725b9c8
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SHA512
6577a492fdc734784ac76f8e2bdd334841b68ff23fc45049fd3ea3695b3e7bc535bb96ffd1db6e2cb5e4aefaeaedd3ada9aee41b9da6ae3fedff80283e38aa1e
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SSDEEP
98304:PX4KEa+NIeFBxuxf9CwuaXcy+09tTs8ZPE7uosyazx14:vB+FFBxuxFG6r+6O6osya0
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
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Loads dropped DLL 1 IoCs
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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 14 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of FindShellTrayWindow 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a3c3e5fd502b69388e1df82e356bbe77.exe"C:\Users\Admin\AppData\Local\Temp\a3c3e5fd502b69388e1df82e356bbe77.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-ER9VP.tmp\a3c3e5fd502b69388e1df82e356bbe77.tmp"C:\Users\Admin\AppData\Local\Temp\is-ER9VP.tmp\a3c3e5fd502b69388e1df82e356bbe77.tmp" /SL5="$C01A4,4101322,721408,C:\Users\Admin\AppData\Local\Temp\a3c3e5fd502b69388e1df82e356bbe77.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Est\Eius.exe"C:\Program Files (x86)\Est/\Eius.exe" f9f49517622b570c537e67fe0cc42ce53⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.0MB
MD5114f65f55a5fb7c6b4b041c716c97266
SHA120328a7a391078a5134ad690af0ae41ec6f942b2
SHA2561d49e2e1b5b37bb09f8b105fccdc7873b3e5127824313ef3fe363434c32b2be8
SHA5122aa5cfa61b3abd18c9ed2769d007be6091c7e7f99e88f253c98d0b09cb66273e5f27b9da142ff7c34040d2ea18bc7ac83237805d0fd5d0243ee7e6770cfb1a93
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Filesize
2.4MB
MD53fddfbaa9d029821152e746edbabf7ce
SHA1703690b3a2377047f6755e9b5274d608791b8062
SHA256787cef456bd60075199c04ac38dd5e65291bd3a930b132538889e4dafb76fa1a
SHA512fd50e763c6523022f1be02a6a690d2a2dec4e9a73c941314b4a810bbd7605d4058c5c49c53dcbdd8fde5e6c4d2c78fcec52b5bca087cbf552bc1ce90819c4903
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19.1MB
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Filesize
19.1MB
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Filesize
4KB
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Filesize
19.1MB
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Filesize
4KB
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Filesize
2.5MB
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Filesize
4KB
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Filesize
760KB
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Filesize
760KB