Analysis
- max time kernel
143s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
18/07/2023, 12:59
General
- Target rJUNESOA062023=USD1,256.86.exe
- Size 906KB
- Sample230718-p724wsbb71
- SHA256 5c1f9e75c8bd4068988f6a852ed0b2690c829d2f3b57a68089e5114101db2077
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.palumalimited.com
-
Port
587
-
Username
-
Password
85h!UAfvL2AE
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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
- 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).
- 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 WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\rJUNESOA062023=USD1,256.86.exe"C:\Users\Admin\AppData\Local\Temp\rJUNESOA062023=USD1,256.86.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\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JicgtsN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1F3B.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- 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
tmp1F3B.tmp
memory/876-155-0x0000000004D50000-0x0000000004D60000-memory.dmp
memory/876-154-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/876-153-0x0000000005F30000-0x0000000005F80000-memory.dmp
memory/876-151-0x0000000005B70000-0x0000000005BD6000-memory.dmp
memory/876-150-0x0000000004D50000-0x0000000004D60000-memory.dmp
memory/876-149-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/876-146-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1692-141-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/1692-142-0x0000000002C90000-0x0000000002CA0000-memory.dmp
memory/1692-133-0x00000000007A0000-0x0000000000888000-memory.dmp
memory/1692-140-0x0000000005450000-0x00000000054A6000-memory.dmp
memory/1692-148-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/1692-139-0x0000000005280000-0x000000000528A000-memory.dmp
memory/1692-138-0x0000000002C90000-0x0000000002CA0000-memory.dmp
memory/1692-137-0x00000000053B0000-0x0000000005442000-memory.dmp
memory/1692-136-0x0000000005960000-0x0000000005F04000-memory.dmp
memory/1692-135-0x0000000005310000-0x00000000053AC000-memory.dmp
memory/1692-134-0x0000000074DD0000-0x0000000075580000-memory.dmp