Analysis
- max time kernel
133s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
23/05/2024, 13:48
General
- Target DHL Delivery Invoice AWB#7490327845.exe
- Size 818KB
- Sample240523-q4fl6add74
- SHA256 ae424f87ddc0913714a888f32a9412df939107b863c28e407513cf1b55db07f2
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.yandex.ru
-
Port
587
-
Username
-
Password
marcellinus360
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 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).
- 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
-
C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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\ChxJRlBJ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ChxJRlBJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6F06.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⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_bw2jwuar.s2c.ps1
tmp6F06.tmp
memory/1804-52-0x0000000006C80000-0x0000000006D23000-memory.dmp
memory/1804-55-0x0000000006E20000-0x0000000006E2A000-memory.dmp
memory/1804-65-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/1804-61-0x00000000070D0000-0x00000000070D8000-memory.dmp
memory/1804-60-0x00000000070F0000-0x000000000710A000-memory.dmp
memory/1804-59-0x0000000006FF0000-0x0000000007004000-memory.dmp
memory/1804-58-0x0000000006FE0000-0x0000000006FEE000-memory.dmp
memory/1804-57-0x0000000006FB0000-0x0000000006FC1000-memory.dmp
memory/1804-56-0x0000000007030000-0x00000000070C6000-memory.dmp
memory/1804-15-0x00000000044C0000-0x00000000044F6000-memory.dmp
memory/1804-17-0x0000000004BF0000-0x0000000005218000-memory.dmp
memory/1804-16-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/1804-18-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/1804-35-0x0000000005470000-0x00000000057C4000-memory.dmp
memory/1804-20-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/1804-23-0x0000000005400000-0x0000000005466000-memory.dmp
memory/1804-54-0x0000000006DB0000-0x0000000006DCA000-memory.dmp
memory/1804-22-0x0000000005390000-0x00000000053F6000-memory.dmp
memory/1804-53-0x0000000007400000-0x0000000007A7A000-memory.dmp
memory/1804-21-0x0000000004BC0000-0x0000000004BE2000-memory.dmp
memory/1804-51-0x0000000006060000-0x000000000607E000-memory.dmp
memory/1804-41-0x00000000713B0000-0x00000000713FC000-memory.dmp
memory/1804-40-0x0000000006C30000-0x0000000006C62000-memory.dmp
memory/1804-38-0x0000000005A60000-0x0000000005A7E000-memory.dmp
memory/1804-39-0x0000000005AB0000-0x0000000005AFC000-memory.dmp
memory/3184-9-0x0000000005000000-0x0000000005082000-memory.dmp
memory/3184-10-0x0000000005130000-0x00000000051CC000-memory.dmp
memory/3184-3-0x0000000007460000-0x00000000074F2000-memory.dmp
memory/3184-0-0x0000000074CEE000-0x0000000074CEF000-memory.dmp
memory/3184-1-0x00000000004D0000-0x00000000005A2000-memory.dmp
memory/3184-4-0x0000000004A20000-0x0000000004A2A000-memory.dmp
memory/3184-37-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/3184-2-0x0000000007930000-0x0000000007ED4000-memory.dmp
memory/3184-8-0x0000000006010000-0x0000000006020000-memory.dmp
memory/3184-5-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/3184-7-0x0000000006000000-0x000000000600C000-memory.dmp
memory/3184-6-0x0000000007900000-0x0000000007922000-memory.dmp
memory/4980-36-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/4980-24-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4980-64-0x0000000006810000-0x0000000006860000-memory.dmp
memory/4980-66-0x0000000074CE0000-0x0000000075490000-memory.dmp