Analysis
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max time kernel
147s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
23-12-2024 17:31
General
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Target
2024-12-23_63daf9ce70bf83999b5ee3a29f1a0f1a_floxif_icedid.exe
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Size
3.9MB
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MD5
63daf9ce70bf83999b5ee3a29f1a0f1a
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SHA1
d9b9a95b04b1eeb97190786b4283782dd70cacc5
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SHA256
d226436494389ca6451e3beb6e670f0b2d7b01ed15fe884912895cd367f25a86
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SHA512
6b83d081aa3a41c7c9842bcb49461121da670988085f6a7efc1bfa9c6ce68a31e5c133f9753247f70e7c03c50033bdd5c90292fe071c1d46fc682f5e8100682a
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SSDEEP
49152:3PCtrQVG+mgo57IX55RdXvTFmpItLc8aOm7s+TgoW:3SQJxX55R6427hTgn
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 2 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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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
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UPX packed file 11 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Drops file in Program Files directory 2 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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Opens file in notepad (likely ransom note) 1 IoCs
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Suspicious behavior: EnumeratesProcesses 5 IoCs
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Suspicious behavior: LoadsDriver 2 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-23_63daf9ce70bf83999b5ee3a29f1a0f1a_floxif_icedid.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-23_63daf9ce70bf83999b5ee3a29f1a0f1a_floxif_icedid.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Windows\temp\cpuz_driver_2588.log2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Opens file in notepad (likely ransom note)
- 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
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0
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Filesize
980B
MD59680748af64198d52d2765ad30aea8b4
SHA10765aba58f70cb38ac549aa44409f8782bbad333
SHA256f51832445954f05f672d5d4bc6bf2ceda070af6732ec6d142fea0e139be075a7
SHA512a5c1277254e8a1d71a00438959b421a8a0e8933d0f6e2e066c65deadd3a5cefe04aee3d7783685b2c656526c3a02298a9fcad40e8af1bc935f34ab3b3f5cd505
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Filesize
2KB
MD55158c8e69fe96040913283cefc2c0c9d
SHA11163df1b3ebb623f6f1ec984683310ab61cc2343
SHA256340e0eff495d17d3a922aa3edb23618fe10d73e2a222f6e1ea88e8a8c4b2e7ff
SHA51246c27133c3de62a08b5920e442d4123a760675eb453f0d1bb422f25425e13980f9d3116bbe477efd0b11de5488e5e130d535d42ae1263a825ffea450ad772e2d
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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
4KB
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Filesize
192KB
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Filesize
192KB
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Filesize
212KB
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Filesize
212KB
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Filesize
192KB
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Filesize
192KB
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Filesize
192KB
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Filesize
192KB
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Filesize
192KB
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Filesize
192KB