Analysis
- max time kernel
16s - max time network
115s - platform
windows10_x64 - resource
win10v20210410 - submitted
21/06/2021, 07:08
General
- Target 32739cea5c13321bc96abdf5a8441d43.exe
- Size 3.7MB
- Sample210621-ekpgsqxpkn
- SHA256 bc7cbed34a28008fed6c5c7d7fea8658d4abeb1eff5b06e06a917680d5091fcf
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\32739cea5c13321bc96abdf5a8441d43.exe"C:\Users\Admin\AppData\Local\Temp\32739cea5c13321bc96abdf5a8441d43.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Svc_host.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\Svc_host.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3556-123-0x00000290470A0000-0x00000290470A1000-memory.dmp
memory/3556-124-0x0000029046EA0000-0x0000029046EA1000-memory.dmp
memory/3556-125-0x0000029046EE0000-0x0000029046EE2000-memory.dmp
memory/3556-126-0x000002902CC30000-0x000002902CC31000-memory.dmp
memory/3556-120-0x000002902C9F0000-0x000002902C9F1000-memory.dmp
memory/3556-128-0x00000290474C0000-0x00000290474C1000-memory.dmp
memory/3556-129-0x0000029046E90000-0x0000029046E91000-memory.dmp
memory/3556-130-0x0000029047010000-0x0000029047011000-memory.dmp