Analysis
- max time kernel
114s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20220331-en - submitted
04/04/2022, 16:48
General
- Target 0b7cc1b5e9cbe46d246ce1fa15d7590e.exe
- Size 650KB
- Sample220404-va38ksdbej
- SHA256 3e623a7b134fd08addeb0a34fefbf9fce20e69b422ae17273e5273d3fc73ba9a
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.pisc.lk
-
Port
587
-
Username
-
Password
PIsafeTY2021
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.pisc.lk
-
Port
587
-
Username
-
Password
PIsafeTY2021
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Drops file in Drivers directory 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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.
- 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0b7cc1b5e9cbe46d246ce1fa15d7590e.exe"C:\Users\Admin\AppData\Local\Temp\0b7cc1b5e9cbe46d246ce1fa15d7590e.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oYKzGd.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oYKzGd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp279C.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
tmp279C.tmp
memory/3548-125-0x0000000005680000-0x0000000005C24000-memory.dmp
memory/3548-126-0x00000000050D0000-0x0000000005162000-memory.dmp
memory/3548-127-0x00000000051D0000-0x00000000051DA000-memory.dmp
memory/3548-128-0x000000000A1B0000-0x000000000A24C000-memory.dmp
memory/3548-129-0x000000000A6A0000-0x000000000A706000-memory.dmp
memory/3548-124-0x00000000005C0000-0x0000000000668000-memory.dmp
memory/4324-138-0x0000000004CB0000-0x0000000004D16000-memory.dmp
memory/4324-141-0x00000000709B0000-0x00000000709FC000-memory.dmp
memory/4324-134-0x0000000004DC0000-0x00000000053E8000-memory.dmp
memory/4324-151-0x0000000007010000-0x0000000007018000-memory.dmp
memory/4324-150-0x0000000007020000-0x000000000703A000-memory.dmp
memory/4324-137-0x0000000004B10000-0x0000000004B32000-memory.dmp
memory/4324-139-0x00000000059E0000-0x00000000059FE000-memory.dmp
memory/4324-140-0x0000000005FC0000-0x0000000005FF2000-memory.dmp
memory/4324-133-0x0000000000C50000-0x0000000000C86000-memory.dmp
memory/4324-142-0x0000000005F60000-0x0000000005F7E000-memory.dmp
memory/4324-143-0x0000000000C25000-0x0000000000C27000-memory.dmp
memory/4324-144-0x0000000007320000-0x000000000799A000-memory.dmp
memory/4324-145-0x0000000006CE0000-0x0000000006CFA000-memory.dmp
memory/4324-146-0x0000000006D50000-0x0000000006D5A000-memory.dmp
memory/4324-149-0x0000000006F20000-0x0000000006F2E000-memory.dmp
memory/4324-148-0x0000000006F60000-0x0000000006FF6000-memory.dmp
memory/4584-147-0x00000000063D0000-0x0000000006420000-memory.dmp
memory/4584-136-0x0000000000400000-0x000000000043A000-memory.dmp