Analysis
-
max time kernel
78s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 07:23
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe
Resource
win10v2004-20241007-en
General
-
Target
2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe
-
Size
1.8MB
-
MD5
606fc82a05ab359478f5a56646e20d5c
-
SHA1
227d27d9852b4c19d9fc075b04fc2e320e0d4eca
-
SHA256
470383cc055f7e510c6ce10cffc206116ba4f79e165c0701038fa6d2cb14d78b
-
SHA512
b5314b1af7776f21706adfc9fdb185a8fac0c1528a71f29ea37a88a928d25be502147176a88964cf723405a632349cb3dacdd92bdde7db994eec7f451a3afb43
-
SSDEEP
49152:BppJgw14kZV2HXsMnmjEREseBSsxHnfXsrHYi2Yijix:rwYJYn
Malware Config
Signatures
-
Floxif family
-
Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x0008000000023caa-1.dat floxif -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\drivers\etc\hosts 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe -
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.
-
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x0008000000023caa-1.dat acprotect -
Executes dropped EXE 1 IoCs
pid Process 3228 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe -
Loads dropped DLL 1 IoCs
pid Process 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe -
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: 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe -
resource yara_rule behavioral2/files/0x0008000000023caa-1.dat upx behavioral2/memory/1560-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1560-20-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1560-24-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1560-28-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1560-34-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1560-39-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe -
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 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 3168 Notepad.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe 3228 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe 3228 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe 3228 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe 3228 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe Token: SeDebugPrivilege 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe Token: SeDebugPrivilege 3228 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1560 wrote to memory of 3228 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe 86 PID 1560 wrote to memory of 3228 1560 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe 86 PID 3228 wrote to memory of 3168 3228 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe 102 PID 3228 wrote to memory of 3168 3228 2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exe 102 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
-
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
-
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-21_606fc82a05ab359478f5a56646e20d5c_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
- Suspicious use of WriteProcessMemory
PID:1560 -
C:\Users\Admin\AppData\Local\Temp\2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia64.exeC:\Users\Admin\AppData\Local\Temp\2024-12-21_606fc82a05ab359478f5a56646e20d5c_floxif_mafia.exe2⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3228 -
C:\Windows\System32\Notepad.exeNotepad.exe C:\Users\Admin\Desktop\Rkill.txt3⤵
- Opens file in notepad (likely ransom note)
PID:3168
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
-
Filesize
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0
-
Filesize
964KB
MD5ae368c10327fe7a8e5c875360e529b35
SHA1d69fad67631f48f2eee9109a368eb176356da531
SHA256797f0917162e74e64f556fd467cc13d10401e826309c3ed889574889a96b88c7
SHA512e7e6e4d29dfdc537b21fdffc6c1ac0674b55fdf6c61e5fecfbdde1fa271903db1291c50bac3263bc9f4ee7797689542f29770e0d98b8180453c39bc6058a5c67
-
Filesize
514B
MD54748e8bc20393b0eba2ec46550720d40
SHA12d2938d66d1365f918464d147ef5fc0c33051c1d
SHA256ecf35b01f5e6db3d1b766d8cb67d1280c9318ea7285b233f2c5fcf6c2f298826
SHA5125d0394f15efeeff0c2b60e8870f91789f3e310f354dc45137f89aa77afefe645d22ebdb5ab7f319b52c554f8f37bf4d74f19ce92d5408f341e58a253fe02492c
-
Filesize
3KB
MD50a3253bf542f3dd2866464fb6bda4d3a
SHA1ed1877aa34acef688ebd52d78a7f3deefe40bfb7
SHA256c52193f075448ef3b1e27828dc8929c3fc0c4fc02d909453700343975d9d3c16
SHA5127ecd9208f4ebd8147c2bfdc47f9ce4c6bd950bbbf2b48f8dabd6c6f0946265d8ec038528f44be3495f539ecb6939754cdbd67c42273d81db775746cc16de9298