Analysis
- max time kernel
28s - max time network
31s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
- submitted
09/03/2023, 17:03
General
- Target QUOTATION -75858945JGI.exe
- Size 291KB
- Sample230309-vkpsyade45
- SHA256 2f4e3a7fc88ee22de78b37073b8709ba304597296f77d2d9898b4aa29a718c02
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 3 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\QUOTATION -75858945JGI.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION -75858945JGI.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\fpddemk.exe"C:\Users\Admin\AppData\Local\Temp\fpddemk.exe" C:\Users\Admin\AppData\Local\Temp\yzwwyyz.fxa2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\fpddemk.exe"C:\Users\Admin\AppData\Local\Temp\fpddemk.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
fpddemk.exe
fpddemk.exe
fpddemk.exe
fpddemk.exe
olrpytrj.kka
yzwwyyz.fxa
fpddemk.exe
fpddemk.exe
fpddemk.exe
memory/520-69-0x0000000000400000-0x0000000000441000-memory.dmp
memory/520-73-0x0000000000400000-0x0000000000441000-memory.dmp
memory/520-74-0x0000000000400000-0x0000000000441000-memory.dmp
memory/520-75-0x0000000000640000-0x0000000000680000-memory.dmp
memory/520-76-0x0000000000280000-0x00000000002B0000-memory.dmp
memory/520-77-0x0000000000640000-0x0000000000680000-memory.dmp
memory/520-78-0x0000000000640000-0x0000000000680000-memory.dmp