Analysis
- max time kernel
144s - max time network
154s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
08/02/2022, 18:45
General
- Target 9121fd4845cbfaf6036ecd3d457eabb2baba660eb693d317eba3c97dccc55a64.exe
- Size 12.9MB
- Sample220208-xd2v2adbep
- SHA256 9121fd4845cbfaf6036ecd3d457eabb2baba660eb693d317eba3c97dccc55a64
Score
8/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 8 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\9121fd4845cbfaf6036ecd3d457eabb2baba660eb693d317eba3c97dccc55a64.exe"C:\Users\Admin\AppData\Local\Temp\9121fd4845cbfaf6036ecd3d457eabb2baba660eb693d317eba3c97dccc55a64.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Public\brows.exe"C:\Users\Public\brows.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C echo hello>>"C:\Users\Admin\AppData\Local\Temp\gw.xls"2⤵
-
-
C:\Windows\SysWOW64\cmd.exe"cmd.exe"2⤵
- Suspicious behavior: RenamesItself
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/696-65-0x00000000005D0000-0x0000000000680000-memory.dmp
memory/696-61-0x00000000747FE000-0x00000000747FF000-memory.dmp
memory/696-60-0x0000000000150000-0x000000000015C000-memory.dmp
memory/696-71-0x0000000001FF0000-0x0000000002052000-memory.dmp
memory/696-72-0x00000000052F0000-0x00000000052F1000-memory.dmp
memory/696-75-0x0000000000710000-0x0000000000730000-memory.dmp
memory/1944-55-0x00000000747FE000-0x00000000747FF000-memory.dmp
memory/1944-56-0x0000000000350000-0x0000000001046000-memory.dmp