Analysis
-
max time kernel
125s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-09-2024 17:48
Static task
static1
Behavioral task
behavioral1
Sample
20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exe
Resource
win7-20240903-en
General
-
Target
20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exe
-
Size
2.3MB
-
MD5
cc6f199a6f24d777c2c7bd7c1d72de39
-
SHA1
bfe10a90fb92d37bf2f32a911cf64c289dbe1e50
-
SHA256
6762027dd091793e85a117a814dcefceccbb2f762c8c6c8f0f67f8c2152d4b83
-
SHA512
3bb8db434092d11de6dfde4ca9d2e3c377378d45e85f6569430b048dcb58a818dc30b0c2c585a1e79e34a680c8911f2095ae68f8073b5e2f00a5b59192508bc3
-
SSDEEP
49152:1g4/fb0T3hlfNIbJy1m3a2bhwM1BPP2q0qzlB/8zIaySwzKXFr7fJv5t:bfEh9NIdy1BEwMjuq0qzlB/kIaySOKXD
Malware Config
Signatures
-
Detects Floxif payload 1 IoCs
Processes:
resource yara_rule behavioral2/files/0x0009000000023604-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule behavioral2/files/0x0009000000023604-1.dat acprotect -
Loads dropped DLL 1 IoCs
Processes:
20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exepid Process 1088 20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exe -
Processes:
resource yara_rule behavioral2/files/0x0009000000023604-1.dat upx behavioral2/memory/1088-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1088-9-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
Processes:
20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exedescription ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.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.
Processes:
20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exedescription pid Process Token: SeDebugPrivilege 1088 20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exepid Process 1088 20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exe"C:\Users\Admin\AppData\Local\Temp\20240913cc6f199a6f24d777c2c7bd7c1d72de39bkransomwarefloxif.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1088
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3924,i,3861745594156495651,17595114179815238301,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:81⤵PID:4528
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab