Analysis
- max time kernel
116s - max time network
114s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
12/09/2024, 00:42
General
- Target c786fcf4b7e499b826333681a3a600e0N.exe
- Size 9.9MB
- Sample240912-a2jysssbmn
- SHA256 a18f86b50379b44c74798023883f059f668419c9246462a0ba7c66195bd5efa0
Malware Config
Signatures
- Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
- Detects Floxif payload 1 IoCs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 7 IoCs
- UPX packed file 8 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- 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.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 18 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c786fcf4b7e499b826333681a3a600e0N.exe"C:\Users\Admin\AppData\Local\Temp\c786fcf4b7e499b826333681a3a600e0N.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
-
\??\c:\b19d78d33640cf353285\Setup.exec:\b19d78d33640cf353285\Setup.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
symsrv.dll
symsrv.dll.000
Setup_20240912_004230124.html
SetupEngine.dll.tmp
LocalizedData.xml
LocalizedData.xml
LocalizedData.xml
SetupResources.dll
LocalizedData.xml
LocalizedData.xml
LocalizedData.xml
LocalizedData.xml
LocalizedData.xml
LocalizedData.xml
LocalizedData.xml
DHTMLHeader.html
ParameterInfo.xml
Setup.exe
SetupEngine.dll
SetupUi.dll
SetupUi.xsd
Strings.xml
UiInfo.xml
print.ico
save.ico
setup.ico
header.bmp
sqmapi.dll
watermark.bmp
memory/2184-133-0x0000000075E10000-0x0000000075E73000-memory.dmp
memory/2184-145-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2184-128-0x0000000075E25000-0x0000000075E26000-memory.dmp
memory/2184-129-0x0000000075E10000-0x0000000075E73000-memory.dmp
memory/2184-132-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2184-6-0x0000000001006000-0x0000000001007000-memory.dmp
memory/2184-166-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2184-135-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2184-137-0x0000000075E25000-0x0000000075E26000-memory.dmp
memory/2184-164-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2184-140-0x0000000075E10000-0x0000000075E73000-memory.dmp
memory/2184-141-0x0000000075E10000-0x0000000075E73000-memory.dmp
memory/2184-142-0x0000000075E10000-0x0000000075E73000-memory.dmp
memory/2184-151-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2184-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5064-126-0x0000000000B90000-0x0000000000B91000-memory.dmp
memory/5064-152-0x00000000749B0000-0x0000000074A78000-memory.dmp
memory/5064-136-0x00000000749B0000-0x0000000074A78000-memory.dmp
memory/5064-134-0x0000000000B90000-0x0000000000B91000-memory.dmp