Analysis
- max time kernel
95s - max time network
97s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
09/08/2024, 09:10
General
- Target RFQ_SBR48736_SB-2-COAL_INDO-005_Rev.scr.exe
- Size 681KB
- Sample240809-k42xhasfne
- SHA256 745bbe5ba33f2e50be4de60788cb6a685c2dd7f4f78d933e0b99f6be4988b013
Malware Config
Extracted
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#
-
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.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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 8 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\RFQ_SBR48736_SB-2-COAL_INDO-005_Rev.scr.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_SBR48736_SB-2-COAL_INDO-005_Rev.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
-
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\RFQ_SBR48736_SB-2-COAL_INDO-005_Rev.scr.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VVpUePE.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\VVpUePE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC592.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\RFQ_SBR48736_SB-2-COAL_INDO-005_Rev.scr.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_SBR48736_SB-2-COAL_INDO-005_Rev.scr.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_hrsshvln.edw.ps1
tmpC592.tmp
memory/1952-4-0x0000000074880000-0x0000000075030000-memory.dmp
memory/1952-5-0x0000000004950000-0x000000000495A000-memory.dmp
memory/1952-7-0x0000000004E80000-0x0000000004E92000-memory.dmp
memory/1952-6-0x0000000007330000-0x00000000073D0000-memory.dmp
memory/1952-8-0x0000000004E90000-0x0000000004E9E000-memory.dmp
memory/1952-9-0x0000000005BC0000-0x0000000005C42000-memory.dmp
memory/1952-10-0x0000000009840000-0x00000000098DC000-memory.dmp
memory/1952-48-0x0000000074880000-0x0000000075030000-memory.dmp
memory/1952-3-0x00000000049A0000-0x0000000004A32000-memory.dmp
memory/1952-0-0x000000007488E000-0x000000007488F000-memory.dmp
memory/1952-2-0x0000000004EB0000-0x0000000005454000-memory.dmp
memory/1952-1-0x0000000000010000-0x00000000000BC000-memory.dmp
memory/2880-18-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2880-89-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2880-21-0x00000000054E0000-0x0000000005502000-memory.dmp
memory/2880-24-0x0000000005EA0000-0x0000000005F06000-memory.dmp
memory/2880-64-0x0000000070F50000-0x0000000070F9C000-memory.dmp
memory/2880-34-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2880-44-0x0000000005F10000-0x0000000006264000-memory.dmp
memory/2880-23-0x0000000005DC0000-0x0000000005E26000-memory.dmp
memory/2880-16-0x0000000005790000-0x0000000005DB8000-memory.dmp
memory/2880-17-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2880-15-0x0000000002B90000-0x0000000002BC6000-memory.dmp
memory/2880-49-0x00000000064C0000-0x00000000064DE000-memory.dmp
memory/2880-50-0x00000000064F0000-0x000000000653C000-memory.dmp
memory/2880-79-0x0000000007A10000-0x0000000007A1E000-memory.dmp
memory/2880-77-0x0000000007A60000-0x0000000007AF6000-memory.dmp
memory/3940-45-0x0000000074880000-0x0000000075030000-memory.dmp
memory/3940-80-0x0000000007560000-0x0000000007574000-memory.dmp
memory/3940-62-0x00000000065D0000-0x00000000065EE000-memory.dmp
memory/3940-75-0x0000000007320000-0x000000000733A000-memory.dmp
memory/3940-74-0x0000000007960000-0x0000000007FDA000-memory.dmp
memory/3940-76-0x0000000007390000-0x000000000739A000-memory.dmp
memory/3940-51-0x0000000006FE0000-0x0000000007012000-memory.dmp
memory/3940-78-0x0000000007520000-0x0000000007531000-memory.dmp
memory/3940-52-0x0000000070F50000-0x0000000070F9C000-memory.dmp
memory/3940-63-0x0000000007220000-0x00000000072C3000-memory.dmp
memory/3940-82-0x0000000007640000-0x0000000007648000-memory.dmp
memory/3940-81-0x0000000007660000-0x000000000767A000-memory.dmp
memory/3940-88-0x0000000074880000-0x0000000075030000-memory.dmp
memory/3940-20-0x0000000074880000-0x0000000075030000-memory.dmp
memory/3940-19-0x0000000074880000-0x0000000075030000-memory.dmp
memory/4176-46-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4176-90-0x00000000068A0000-0x00000000068F0000-memory.dmp