Analysis
-
max time kernel
186s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 02:48
Static task
static1
Behavioral task
behavioral1
Sample
f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
16 signatures
150 seconds
General
-
Target
f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe
-
Size
830KB
-
MD5
2e78cba2f71ae82a690153318ee96920
-
SHA1
9ac85a4f2487d1ea2d7e04caa945d25c780aa00d
-
SHA256
f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5
-
SHA512
c953becdf056bb9c36afa7994b09fe985ac2cee34510b1cfc5f0e6d4d65b072d6ecada132e24ee799c21342405785d8b0ca5195c0b0a6818dc0470f08a54500b
-
SSDEEP
24576:ajLlTurCpc5+xlimxaWxzAUHlOmUnEWI04fz6yYNL:eVpc5+xwhWNyEWOfuyC
Score
6/10
Malware Config
Signatures
-
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Internet Security = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe" f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Y: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\F: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\H: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\Q: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\T: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\R: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\S: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\U: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\J: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\M: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\N: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\P: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\Z: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\K: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\L: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\W: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\X: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\V: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\E: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\G: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\I: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe File opened (read-only) \??\O: f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe -
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.
description ioc Process File opened for modification \??\PhysicalDrive0 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe -
Suspicious use of FindShellTrayWindow 11 IoCs
pid Process 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe -
Suspicious use of SendNotifyMessage 11 IoCs
pid Process 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe 960 f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe"C:\Users\Admin\AppData\Local\Temp\f4da877097e9276143cccc77842321ddb266e5e0287629401a65c8f37ec538c5.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:960