Analysis
-
max time kernel
150s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
-
submitted
03/04/2025, 17:13
General
-
Target
2025-04-03_eaef5986a692fa510f7bc441dad5a58e_black-basta_cobalt-strike_floxif_luca-stealer_swisyn.exe
-
Size
666KB
-
MD5
eaef5986a692fa510f7bc441dad5a58e
-
SHA1
3990c67fd8939f390537e3b211dd872a9976599d
-
SHA256
33ca6aee42bacf329a112eb334fa98244815bf85f8559543730f1cf77241e4e3
-
SHA512
b655b9d91f5dbf61da26c48e135b1116a81af40f2e8c9bf5a7616fdf0f68762207aed1c89312fe8ea3a088486dff3b247515defda86f4c07c2ac6f1ffb5967ec
-
SSDEEP
12288:cFUNDa4FURDatkDOymC2+9Ddjm7uBjvrEH7cuBjvrEH7+y:cFOa4FYatkqiFdjm7IrEH7hrEH7+y
Malware Config
Signatures
-
Floxif family
-
Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
-
Detects Floxif payload 1 IoCs
-
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
-
Executes dropped EXE 16 IoCs
-
Loads dropped DLL 2 IoCs
-
Adds Run key to start application 2 TTPs 4 IoCs
-
Drops file in System32 directory 2 IoCs
-
UPX packed file 5 IoCs
Detects executables packed with UPX/modified UPX open source packer.
-
Drops file in Program Files directory 1 IoCs
-
Drops file in Windows directory 6 IoCs
-
System Location Discovery: System Language Discovery 1 TTPs 17 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
-
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
-
Suspicious use of AdjustPrivilegeToken 2 IoCs
-
Suspicious use of SetWindowsHookEx 34 IoCs
-
Suspicious use of WriteProcessMemory 48 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2025-04-03_eaef5986a692fa510f7bc441dad5a58e_black-basta_cobalt-strike_floxif_luca-stealer_swisyn.exe"C:\Users\Admin\AppData\Local\Temp\2025-04-03_eaef5986a692fa510f7bc441dad5a58e_black-basta_cobalt-strike_floxif_luca-stealer_swisyn.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
\??\c:\users\admin\appdata\local\temp\2025-04-03_eaef5986a692fa510f7bc441dad5a58e_black-basta_cobalt-strike_floxif_luca-stealer_swisyn.exec:\users\admin\appdata\local\temp\2025-04-03_eaef5986a692fa510f7bc441dad5a58e_black-basta_cobalt-strike_floxif_luca-stealer_swisyn.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
\??\c:\users\admin\appdata\local\temp\2025-04-03_eaef5986a692fa510f7bc441dad5a58e_black-basta_cobalt-strike_floxif_luca-stealer_swisyn.exec:\users\admin\appdata\local\temp\2025-04-03_eaef5986a692fa510f7bc441dad5a58e_black-basta_cobalt-strike_floxif_luca-stealer_swisyn.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\Resources\Themes\icsys.icn.exeC:\Windows\Resources\Themes\icsys.icn.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
-
C:\Windows\Resources\Themes\icsys.icn.exeC:\Windows\Resources\Themes\icsys.icn.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe3⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe SE4⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe5⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
-
-
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c c:\windows\resources\svchost.exe RO1⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe RO2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c c:\windows\resources\themes\explorer.exe RO1⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe RO2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c c:\windows\resources\themes\explorer.exe RO1⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe RO2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c c:\windows\resources\svchost.exe RO1⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe RO2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c c:\windows\resources\themes\explorer.exe RO1⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe RO2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c c:\windows\resources\svchost.exe RO1⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe RO2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c c:\windows\resources\themes\explorer.exe RO1⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe RO2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c c:\windows\resources\svchost.exe RO1⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe RO2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
-
Filesize
531KB
MD54c55a2b82bff2f97ce7761e8b4489da5
SHA106dfa204750aada606f483923ed2d2e127650b4a
SHA256252bf15d608e93e2f8adf3ee2e666aa685804483d28a23bc099a25c81e3ae846
SHA512023ae6090ca722b0af76f9800b4f54a9aa70f6af7247310e895a4328ec29a43f89bbc7d8de0fb89afe3635d0a36819f8c0bb109cc30f877668e852eb36cf7a34
-
Filesize
454KB
MD5a25de8a4e3e870ac9c473a8813eac770
SHA1ec924af32ba60d45e325097306009c49de580edf
SHA2568490465d86308025775aff3f2cc93bc96665f40c7bcca1479a03471bb875eec6
SHA512a16d31ae767c05072e5354c172bc96129871743f6fc135c958b69d30821b18fffae3947aa6f2d718068afb66ab4ffd49246f81ba138380c4c1459f3a2f48b811
-
Filesize
135KB
MD525fb3bfea68a3c7475f6faae12dfefc4
SHA1dba30a14fcc16bce9110769f3f8dfdbb854322d5
SHA256ba2f90e298c10e5f7a9852aa41c8ae04004606191701391c965186c84489b3c9
SHA5123d13d8e57caecaad7261bdd07df675f7ba77a71f9eccd23629968746f259e80dd354873fffa9e7a47145c10c9e484bd5e4e350a27683573396be8d916c5124e9
-
Filesize
135KB
MD5d212b0e0e25b29f03a1fe2f566bb3e5a
SHA1ad0e64d58941a1dcca5d364c5aae56bd5bae5f4f
SHA256ee615756d2622c8034942d159cf3e9e0ef1159c3a9deee9863afe904f0d3eb5e
SHA51264dfe524ecb649ab158707c99e38cdd0f3300967f985545c2fcfd022ebe9246a8c8e27a56f3c49214358c0a67e6a42c15d41750f1af28777cb5067c117d02e70
-
Filesize
135KB
MD5cee3477f8c1121c3862c7ccd00948819
SHA14e7c709d44b9f00fc7e1289ce31e2b2244b8fa90
SHA2562a292d1f3d71f29c9d52a883e8a4338303ffc8ec6abb2fda3255696310faa900
SHA512667aa39e369a8988f6c8c85713b6e271a3e18c709b558e00c6dfd684535e0327df08b8e4ca9674ed40f69eb75704b32d17c8c8a93ebdcea4b7eb3403f6f641e3
-
Filesize
135KB
MD5b920e009cd5adee79290ff662dbb6e52
SHA12167b25503059a2061ddd2ece3b9ddc5c64489cf
SHA2569eace4aab0b79f6a1b42ad825973239986b2a8aa654d667c51a3159b4ba9f951
SHA51265542e29dc9b8d55ff86fb51d568fb4360851265893c40c1636f837db5e0b7d376d49c9a43d6ef732307ec8e4a3905f3198b428f754dd4a659b0f1e58ed75509
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
192KB
-
Filesize
124KB
-
Filesize
192KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
12KB
-
Filesize
192KB
-
Filesize
192KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB
-
Filesize
124KB