Analysis
- max time kernel
149s - max time network
149s - platform
windows10_x64 - resource
win10v20201028 - submitted
17/02/2021, 23:12
Static task
static1
Behavioral task
behavioral1
Sample
Quote.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Quote.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target Quote.exe
- Size 233KB
- Sample210217-tzlm4actmn
- SHA256 79e70809a85e291f9da3d391131208ce7645dd512eb6bb71811154b43da23222
- MD5 a96067cac28b1f5c3de4e1b6c7d0a402
- SHA1 51c65c8ece4bfd5c7d1b09105440f3f02d3b14ca
- SHA512 1627058a9a884965bce4ece1ccf03c24a849cd79fe883c923ae2eb56c8e0bbb730cf823e550c080685af1f906a38f2847a65dc8ed236181d97eee9ddcfc3f96e
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
remcos
C2
-
103.89.88.238:4299
Signatures
- Loads dropped DLL 2 IoCs
pid Process 4684 Quote.exe 4684 Quote.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz = "C:\\Users\\Admin\\AppData\\Roaming\\abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstu" Quote.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4684 set thread context of 5076 4684 Quote.exe 73 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4684 Quote.exe 4684 Quote.exe 4684 Quote.exe 4684 Quote.exe 4684 Quote.exe 4684 Quote.exe 4684 Quote.exe 4684 Quote.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4684 Quote.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5076 Quote.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4684 wrote to memory of 5076 4684 Quote.exe 73 PID 4684 wrote to memory of 5076 4684 Quote.exe 73 PID 4684 wrote to memory of 5076 4684 Quote.exe 73 PID 4684 wrote to memory of 5076 4684 Quote.exe 73
Processes
-
C:\Users\Admin\AppData\Local\Temp\Quote.exe"C:\Users\Admin\AppData\Local\Temp\Quote.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4684 -
C:\Users\Admin\AppData\Local\Temp\Quote.exe"C:\Users\Admin\AppData\Local\Temp\Quote.exe"2⤵
- Suspicious use of SetWindowsHookEx
PID:5076
-