Analysis
- max time kernel
134s - max time network
111s - platform
windows10_x64 - resource
win10v20210408 - submitted
12/05/2021, 12:55
General
- Target Booking.exe
- Size 757KB
- Sample210512-dgrkv2kk92
- SHA256 45c22ef191a04d054c8a9e4f873c8ccfe34527944da8c9f60dbb656c7a1dd30e
Malware Config
Extracted
-
agenttesla
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Protocol
smtp
-
Host
mail.tradzilanilaw.co.za
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Port
587
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Username
-
Password
J0h@nn@@001
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Booking.exe"C:\Users\Admin\AppData\Local\Temp\Booking.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wKziDOhfDZm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEE5.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
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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
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/808-123-0x0000000009CD0000-0x0000000009D24000-memory.dmp
memory/808-114-0x0000000000490000-0x0000000000491000-memory.dmp
memory/808-118-0x0000000004F40000-0x000000000543E000-memory.dmp
memory/808-119-0x0000000004ED0000-0x0000000004ED1000-memory.dmp
memory/808-120-0x00000000073C0000-0x00000000073C1000-memory.dmp
memory/808-121-0x00000000050E0000-0x00000000050EE000-memory.dmp
memory/808-117-0x0000000004F40000-0x0000000004F41000-memory.dmp
memory/808-116-0x0000000005440000-0x0000000005441000-memory.dmp
memory/808-122-0x0000000007620000-0x00000000076BA000-memory.dmp
memory/3052-126-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3052-132-0x0000000002C40000-0x0000000002C41000-memory.dmp
memory/3052-133-0x0000000005E20000-0x0000000005E21000-memory.dmp
memory/3052-134-0x0000000005EC0000-0x0000000005EC1000-memory.dmp