Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
21-01-2025 10:33
General
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Target
2025-01-21_d1f9fe94d30f66a24b28f6a090eb985f_bkransomware_floxif.exe
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Size
4.7MB
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MD5
d1f9fe94d30f66a24b28f6a090eb985f
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SHA1
3616acc1e7c89f45f0e50303e328b7cbb5d2af0f
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SHA256
0870a9831fd3aefcb5465fa18d68b656c02eb51e301a0b7dce22b2b7879f1015
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SHA512
3f136b9827f79d4ade36a58156b4154e63f4c20484af0de3ef59e69c2fc2cc48f5e67fe169a32b64dcf4ecc30eb602b29c6f3603b41433933e9e1217a1447059
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SSDEEP
98304:kBe405l9dRPenSX5gSoCq0DHDB1dE46V3u/+:hJNenqq8L/+
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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Loads dropped DLL 1 IoCs
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UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Drops file in Program Files directory 1 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 1 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 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-21_d1f9fe94d30f66a24b28f6a090eb985f_bkransomware_floxif.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-21_d1f9fe94d30f66a24b28f6a090eb985f_bkransomware_floxif.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
192KB
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Filesize
192KB
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Filesize
4.8MB