Analysis
- max time kernel
75s - max time network
100s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
21/04/2023, 06:06
General
- Target DHL_FILL_FORM.exe
- Size 2.1MB
- Sample230421-gtsdjaee33
- SHA256 d2f484ac50afb510d18f816ce879dee6b47eae8fb2aacb81d2922f0b82dcae46
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.hitechmineral.com
-
Port
587
-
Username
-
Password
parvezhitech1978
-
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.
- 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.
- 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).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL_FILL_FORM.exe"C:\Users\Admin\AppData\Local\Temp\DHL_FILL_FORM.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\DHL_FILL_FORM.exeC:\Users\Admin\AppData\Local\Temp\DHL_FILL_FORM.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
DHL_FILL_FORM.exe.log
__PSScriptPolicyTest_raegafte.yjh.ps1
memory/1864-153-0x0000000007310000-0x000000000798A000-memory.dmp
memory/1864-152-0x0000000004630000-0x0000000004640000-memory.dmp
memory/1864-137-0x0000000004630000-0x0000000004640000-memory.dmp
memory/1864-138-0x0000000004630000-0x0000000004640000-memory.dmp
memory/1864-139-0x0000000004C70000-0x0000000005298000-memory.dmp
memory/1864-140-0x00000000052A0000-0x0000000005306000-memory.dmp
memory/1864-156-0x0000000004630000-0x0000000004640000-memory.dmp
memory/1864-146-0x00000000053C0000-0x0000000005426000-memory.dmp
memory/1864-151-0x0000000005AC0000-0x0000000005ADE000-memory.dmp
memory/1864-158-0x0000000004630000-0x0000000004640000-memory.dmp
memory/1864-157-0x0000000004630000-0x0000000004640000-memory.dmp
memory/1864-154-0x0000000005FD0000-0x0000000005FEA000-memory.dmp
memory/1864-136-0x00000000044A0000-0x00000000044D6000-memory.dmp
memory/2468-133-0x0000000000EC0000-0x00000000010E0000-memory.dmp
memory/2468-155-0x0000000005B70000-0x0000000005B80000-memory.dmp
memory/2468-134-0x0000000005B70000-0x0000000005B80000-memory.dmp
memory/2468-135-0x0000000005EE0000-0x0000000005F02000-memory.dmp
memory/2628-169-0x0000000006920000-0x000000000692A000-memory.dmp
memory/2628-166-0x0000000005B80000-0x0000000006124000-memory.dmp
memory/2628-167-0x0000000005690000-0x00000000056A0000-memory.dmp
memory/2628-168-0x0000000006620000-0x00000000066B2000-memory.dmp
memory/2628-163-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2628-170-0x00000000069A0000-0x00000000069F0000-memory.dmp
memory/2628-171-0x0000000006C50000-0x0000000006E12000-memory.dmp
memory/2628-172-0x0000000005690000-0x00000000056A0000-memory.dmp