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Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240730-en -
resource tags
arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system -
submitted
02/08/2024, 12:29
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe
Resource
win7-20240708-en
General
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Target
2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe
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Size
2.5MB
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MD5
55751e3fdf60e398de168ee5959b8140
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SHA1
a152bbec2f7d5575faa03003c383a21c10d9f84e
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SHA256
911318f72864a420888da9501c284807b2f383403d880def3958e6bc011ea19c
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SHA512
b35c4151e56ec9c46a345bc65214bfec32dc2d619eb874876eceb3e50043638af6d31884019b9f129fe8e83542f53869a4fe8e93081f5f0f9a95fe223e896df3
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SSDEEP
49152:tu1IKeofs2hPd2l177BTK2VbDsar1YDjQ:tG7fs2hPIl1/X
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x0009000000023453-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x0009000000023453-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2380 2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe -
resource yara_rule behavioral2/files/0x0009000000023453-1.dat upx behavioral2/memory/2380-5-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2380-13-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: 2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe -
Program crash 3 IoCs
pid pid_target Process procid_target 1648 2380 WerFault.exe 81 2036 2380 WerFault.exe 81 1276 2380 WerFault.exe 81 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2380 2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe 2380 2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2380 2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-02_55751e3fdf60e398de168ee5959b8140_floxif_mafia.exe"1⤵
- 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
PID:2380 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 9122⤵
- Program crash
PID:1648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 8322⤵
- Program crash
PID:2036
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 9322⤵
- Program crash
PID:1276
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2380 -ip 23801⤵PID:1996
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2380 -ip 23801⤵PID:4224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2380 -ip 23801⤵PID:2860
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab