Analysis
- max time kernel
124s - max time network
111s - platform
windows10_x64 - resource
win10v20210410 - submitted
12/05/2021, 12:55
General
- Target Booking.exe
- Size 757KB
- Sample210512-mchrpyws76
- SHA256 45c22ef191a04d054c8a9e4f873c8ccfe34527944da8c9f60dbb656c7a1dd30e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.tradzilanilaw.co.za
-
Port
587
-
Username
-
Password
J0h@nn@@001
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
- Drops file in Drivers directory 1 IoCs
- Adds Run key to start application 2 TTPs 1 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.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Booking.exe"C:\Users\Admin\AppData\Local\Temp\Booking.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wKziDOhfDZm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA01E.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/864-134-0x0000000005B50000-0x0000000005B51000-memory.dmp
memory/864-133-0x0000000005030000-0x0000000005031000-memory.dmp
memory/864-132-0x0000000004EF0000-0x00000000053EE000-memory.dmp
memory/864-126-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2232-119-0x0000000005550000-0x0000000005A4E000-memory.dmp
memory/2232-123-0x000000000A1A0000-0x000000000A1F4000-memory.dmp
memory/2232-122-0x0000000007AC0000-0x0000000007B5A000-memory.dmp
memory/2232-121-0x0000000005700000-0x000000000570E000-memory.dmp
memory/2232-120-0x0000000007570000-0x0000000007571000-memory.dmp
memory/2232-114-0x0000000000B40000-0x0000000000B41000-memory.dmp
memory/2232-118-0x00000000054E0000-0x00000000054E1000-memory.dmp
memory/2232-117-0x0000000005440000-0x0000000005441000-memory.dmp
memory/2232-116-0x0000000005A50000-0x0000000005A51000-memory.dmp