Analysis
- max time kernel
102s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20230221-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
- 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 7 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⤵
- 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
- 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
olrpytrj.kka
yzwwyyz.fxa
memory/3400-149-0x0000000005820000-0x0000000005830000-memory.dmp
memory/3400-151-0x0000000005820000-0x0000000005830000-memory.dmp
memory/3400-146-0x0000000000400000-0x0000000000441000-memory.dmp
memory/3400-147-0x0000000005DE0000-0x0000000006384000-memory.dmp
memory/3400-148-0x0000000000400000-0x0000000000441000-memory.dmp
memory/3400-142-0x0000000000400000-0x0000000000441000-memory.dmp
memory/3400-150-0x0000000005820000-0x0000000005830000-memory.dmp
memory/3400-144-0x0000000000400000-0x0000000000441000-memory.dmp
memory/3400-152-0x0000000005750000-0x00000000057B6000-memory.dmp
memory/3400-153-0x0000000006630000-0x00000000066C2000-memory.dmp
memory/3400-154-0x0000000006620000-0x000000000662A000-memory.dmp
memory/3400-155-0x0000000006870000-0x00000000068C0000-memory.dmp
memory/3400-156-0x0000000006A90000-0x0000000006C52000-memory.dmp
memory/3400-157-0x0000000005820000-0x0000000005830000-memory.dmp
memory/3400-158-0x0000000005820000-0x0000000005830000-memory.dmp
memory/3400-159-0x0000000005820000-0x0000000005830000-memory.dmp