Analysis
- max time kernel
149s - max time network
133s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
15/04/2026, 15:09
General
- Target 2026-04-15_82e5c60864a66da140ef1902268d8082_darkgate_elex_floxif_glassworm_redline-stealer_stop_virut.exe
- Size 1.8MB
- Sample260415-sjfgrsa18p
- SHA256 0bae3c5469f1fd066aa6483603ff587be6d400c68677b23991088e395ae95f61
Malware Config
Signatures
- Family: Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
- Detects Floxif payload 1 IoCs
- UPX dump on OEP (original entry point) 7 IoCs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 3 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- UPX packed file 7 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Program Files directory 2 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_82e5c60864a66da140ef1902268d8082_darkgate_elex_floxif_glassworm_redline-stealer_stop_virut.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_82e5c60864a66da140ef1902268d8082_darkgate_elex_floxif_glassworm_redline-stealer_stop_virut.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\gupd.exeC:\Users\Admin\gupd.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
symsrv.dll
symsrv.dll.000
E27114A4135C.tmp
gupd.exe.tmp
memory/4820-22-0x0000000000400000-0x00000000005D5000-memory.dmp
memory/4820-18-0x0000000000400000-0x00000000005D5000-memory.dmp
memory/4820-32-0x0000000002A90000-0x0000000002B51000-memory.dmp
memory/4956-31-0x0000000075630000-0x0000000075694000-memory.dmp
memory/4956-19-0x0000000000400000-0x00000000005D5000-memory.dmp
memory/4956-26-0x0000000075643000-0x0000000075644000-memory.dmp
memory/4956-28-0x0000000075630000-0x0000000075694000-memory.dmp
memory/4956-29-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4956-0-0x0000000000400000-0x00000000005D5000-memory.dmp
memory/4956-20-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4956-34-0x0000000075630000-0x0000000075694000-memory.dmp
memory/4956-36-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4956-21-0x0000000003B00000-0x0000000003BC1000-memory.dmp
memory/4956-5-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4956-47-0x0000000004B60000-0x0000000004D35000-memory.dmp
memory/4956-48-0x0000000004B60000-0x0000000004D35000-memory.dmp
memory/4956-49-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4956-52-0x0000000004B60000-0x0000000004D35000-memory.dmp
memory/4956-53-0x0000000004B60000-0x0000000004D35000-memory.dmp
memory/4956-60-0x0000000075630000-0x0000000075694000-memory.dmp
memory/4956-61-0x0000000010000000-0x0000000010030000-memory.dmp