Analysis
-
max time kernel
110s -
max time network
125s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
24-10-2021 17:19
General
-
Target
Fortnite CFFHOOK by Spyro.exe
-
Size
2.0MB
-
MD5
3febb821c9c21263bf4e04b451a02644
-
SHA1
a8e13a65ab2cf7178f91789b2551eab05f937885
-
SHA256
100fa8dbdf8aeb6605ce6aae5880d93f754fc8258cba143d68f861350f685efd
-
SHA512
337896b6c1a2efb3b2b032f44afff8e6bb3412f15d3eb2c5a1d66ec0d98283e0e98de02146f7a079bebbe5f82587daf7cd6b53c6745b7995ae20cce293602ab1
Malware Config
Signatures
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
-
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
-
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Checks whether UAC is enabled 1 TTPs 1 IoCs
-
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
-
Suspicious behavior: EnumeratesProcesses 3 IoCs
-
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Fortnite CFFHOOK by Spyro.exe"C:\Users\Admin\AppData\Local\Temp\Fortnite CFFHOOK by Spyro.exe"1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/3740-115-0x0000000077E40000-0x0000000077FCE000-memory.dmpFilesize
1.6MB
-
memory/3740-116-0x00000000000B0000-0x00000000000B1000-memory.dmpFilesize
4KB
-
memory/3740-118-0x0000000002EA0000-0x0000000002EA1000-memory.dmpFilesize
4KB
-
memory/3740-119-0x0000000005150000-0x0000000005151000-memory.dmpFilesize
4KB
-
memory/3740-120-0x0000000005770000-0x0000000005771000-memory.dmpFilesize
4KB
-
memory/3740-121-0x00000000050B0000-0x00000000050B1000-memory.dmpFilesize
4KB
-
memory/3740-122-0x0000000005270000-0x0000000005271000-memory.dmpFilesize
4KB
-
memory/3740-123-0x0000000005110000-0x0000000005111000-memory.dmpFilesize
4KB
-
memory/3740-124-0x0000000005190000-0x0000000005191000-memory.dmpFilesize
4KB
-
memory/3740-125-0x0000000006280000-0x0000000006281000-memory.dmpFilesize
4KB
-
memory/3740-126-0x0000000005E10000-0x0000000005E11000-memory.dmpFilesize
4KB
-
memory/3740-127-0x0000000005F30000-0x0000000005F31000-memory.dmpFilesize
4KB
-
memory/3740-128-0x00000000060D0000-0x00000000060D1000-memory.dmpFilesize
4KB
-
memory/3740-129-0x00000000061C0000-0x00000000061C1000-memory.dmpFilesize
4KB
-
memory/3740-130-0x0000000007DF0000-0x0000000007DF1000-memory.dmpFilesize
4KB
-
memory/3740-131-0x00000000084F0000-0x00000000084F1000-memory.dmpFilesize
4KB