Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
22-01-2025 22:55
General
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Target
8427c79a04dadbb2d44dd97fce9995cb380e322f3580d36936cc78ab93111c6eN.exe
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Size
421KB
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MD5
f19602aed1ead49edfac67c9ff5ea850
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SHA1
0125a94dc72936479347c23c6ecc2a0729c68be5
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SHA256
8427c79a04dadbb2d44dd97fce9995cb380e322f3580d36936cc78ab93111c6e
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SHA512
02598b4bb610b2731f031cfc91982ac5d2fea84067d3d317baaca067ffe30959c49a167552bb8cd4aa1ee6f518509dc81538cede5b2ab886d021bd5e91548e33
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SSDEEP
6144:v3IGXaPNxdgSdoq2pVZPOJHAbKrVFqO3RjQSOUeCQ0yolBV+UdvrEFp7hKI:/IGqN/XdotpVtk780yolBjvrEH7j
Malware Config
Signatures
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Floxif family
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Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
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Detects Floxif payload 1 IoCs
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL 5 IoCs
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Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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UPX packed file 6 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Drops file in Program Files directory 5 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8427c79a04dadbb2d44dd97fce9995cb380e322f3580d36936cc78ab93111c6eN.exe"C:\Users\Admin\AppData\Local\Temp\8427c79a04dadbb2d44dd97fce9995cb380e322f3580d36936cc78ab93111c6eN.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\8427c79a04dadbb2d44dd97fce9995cb380e322f3580d36936cc78ab93111c6eN.exe"C:\Users\Admin\AppData\Local\Temp\8427c79a04dadbb2d44dd97fce9995cb380e322f3580d36936cc78ab93111c6eN.exe" -el -s2 "-dx:\Programs\프로그램\제어판 관리" "-sp"2⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
589KB
MD5ae3bed19afe535351b020ad77e4138fb
SHA1a47b4309612e8c60237840c0a10b569137e1cc94
SHA256d423c887fd4ebfde51707f78dea95572d86819582afb3270ff130c60cb3620a5
SHA51265b61c9bd1d937e1ea789321b424acee5fc8bcaf7f3e54732eb61fe2342ff2474faff074224ba6c73e2e553f350bf88132f2cb623d574d8ce55838f56769b689
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Filesize
589KB
MD5f49246434ae18d062167aa244455f8d9
SHA11bc1dbcd67c093e15d90039db63ee8a6f3ea17f9
SHA25606fdb6e6c0c8e1e30645112289652cc3f8bab80c6db2e8fdbb4a7f6eb9af0ea8
SHA5127b2be42da238f3f2f43566e6d4016fee2fe7c9a356776064580cc6643c9a31d59b2642e14a1b8376aed711f6826e1e9baa1304c5101b5859b4018c859ada8c78
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
344KB
MD52b2dc41c36623cab8eb70a74b9b70462
SHA18845ee0f1f7ebc9d16c8f80c38f1fcbfb937e030
SHA256250c63a40fe01ac32b2498a6b5af004c631190511cf50467532ae8f67186b222
SHA512de7e1c942fe06e9108e4a8c57a52dae7ed2249185b4f1517626853cd0c3e75b3101e0cda4dc39a894b8d0dc53a99961e2791655bc952a04290488868c3070c0a
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Filesize
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0
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Filesize
492KB
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Filesize
492KB
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Filesize
4KB
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Filesize
192KB
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Filesize
192KB
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Filesize
492KB
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Filesize
192KB
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Filesize
192KB
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Filesize
492KB
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Filesize
192KB