Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
23/09/2024, 10:06
General
- Target PI #OVES1912196.scr.exe
- Size 826KB
- Sample240923-l43dpsthpp
- SHA256 7df1b33f35a3ca87f9242153c847cc0d8e1d45c7e3b5c5ecf9f23bddbf94b052
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.iaa-airferight.com
-
Port
587
-
Username
-
Password
BIGNAIRA2024
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 9 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\PI #OVES1912196.scr.exe"C:\Users\Admin\AppData\Local\Temp\PI #OVES1912196.scr.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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\Local\Temp\PI #OVES1912196.scr.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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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\OKOdVL.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OKOdVL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF9D1.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
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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⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_nnltt5id.bwh.ps1
tmpF9D1.tmp
memory/736-87-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/736-35-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/736-63-0x0000000070EA0000-0x0000000070EEC000-memory.dmp
memory/736-79-0x00000000076E0000-0x00000000076F4000-memory.dmp
memory/736-38-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/736-80-0x00000000077E0000-0x00000000077FA000-memory.dmp
memory/736-18-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/3168-5-0x0000000005500000-0x000000000550A000-memory.dmp
memory/3168-0-0x000000007470E000-0x000000007470F000-memory.dmp
memory/3168-10-0x0000000009460000-0x00000000094FC000-memory.dmp
memory/3168-9-0x0000000006DB0000-0x0000000006E32000-memory.dmp
memory/3168-8-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/3168-7-0x000000007470E000-0x000000007470F000-memory.dmp
memory/3168-6-0x0000000006AD0000-0x0000000006AE2000-memory.dmp
memory/3168-4-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/3168-3-0x0000000005430000-0x00000000054C2000-memory.dmp
memory/3168-2-0x0000000005A90000-0x0000000006034000-memory.dmp
memory/3168-37-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/3168-1-0x00000000009D0000-0x0000000000AA4000-memory.dmp
memory/4440-15-0x0000000002A60000-0x0000000002A96000-memory.dmp
memory/4440-74-0x00000000076B0000-0x00000000076CA000-memory.dmp
memory/4440-34-0x0000000005DC0000-0x0000000006114000-memory.dmp
memory/4440-48-0x0000000006380000-0x000000000639E000-memory.dmp
memory/4440-49-0x0000000006930000-0x000000000697C000-memory.dmp
memory/4440-51-0x0000000070EA0000-0x0000000070EEC000-memory.dmp
memory/4440-61-0x0000000006900000-0x000000000691E000-memory.dmp
memory/4440-50-0x00000000073A0000-0x00000000073D2000-memory.dmp
memory/4440-62-0x00000000075E0000-0x0000000007683000-memory.dmp
memory/4440-16-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/4440-73-0x0000000007D10000-0x000000000838A000-memory.dmp
memory/4440-22-0x0000000005D50000-0x0000000005DB6000-memory.dmp
memory/4440-75-0x0000000007710000-0x000000000771A000-memory.dmp
memory/4440-76-0x0000000007920000-0x00000000079B6000-memory.dmp
memory/4440-77-0x00000000078A0000-0x00000000078B1000-memory.dmp
memory/4440-78-0x00000000078D0000-0x00000000078DE000-memory.dmp
memory/4440-27-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/4440-21-0x0000000005CE0000-0x0000000005D46000-memory.dmp
memory/4440-81-0x00000000079C0000-0x00000000079C8000-memory.dmp
memory/4440-20-0x00000000054E0000-0x0000000005502000-memory.dmp
memory/4440-17-0x0000000005540000-0x0000000005B68000-memory.dmp
memory/4440-88-0x0000000074700000-0x0000000074EB0000-memory.dmp
memory/4844-29-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4844-89-0x0000000006920000-0x0000000006970000-memory.dmp