Analysis
- max time kernel
131s - max time network
127s - platform
windows10_x64 - resource
win10-en-20211014 - submitted
12/11/2021, 14:25
General
- Target Q0qzUzqJwIyhV4I.exe
- Size 478KB
- Sample211112-rrae2sdfb5
- SHA256 223eb1c483ffff427084c16feb0afeadd15e9dd161d28fc074f4eec6d06336fb
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
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Host
mail.uludoganlar.com.tr
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Port
587
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Username
-
Password
5Xr+_p77-HJF
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
- Drops file in Drivers directory 1 IoCs
- 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
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Q0qzUzqJwIyhV4I.exe"C:\Users\Admin\AppData\Local\Temp\Q0qzUzqJwIyhV4I.exe"1⤵
- Suspicious use of SetThreadContext
- 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\Roaming\WgGKycinxhVGZg.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WgGKycinxhVGZg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8132.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Q0qzUzqJwIyhV4I.exe"C:\Users\Admin\AppData\Local\Temp\Q0qzUzqJwIyhV4I.exe"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\Q0qzUzqJwIyhV4I.exe"C:\Users\Admin\AppData\Local\Temp\Q0qzUzqJwIyhV4I.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/856-131-0x0000000000400000-0x000000000043C000-memory.dmp
memory/856-139-0x0000000005810000-0x0000000005D0E000-memory.dmp
memory/856-387-0x0000000005810000-0x0000000005D0E000-memory.dmp
memory/4300-122-0x0000000007190000-0x0000000007191000-memory.dmp
memory/4300-121-0x0000000004E20000-0x0000000004E25000-memory.dmp
memory/4300-123-0x0000000007330000-0x0000000007394000-memory.dmp
memory/4300-115-0x0000000000020000-0x0000000000021000-memory.dmp
memory/4300-120-0x0000000004AB0000-0x0000000004AB1000-memory.dmp
memory/4300-119-0x0000000004B00000-0x0000000004FFE000-memory.dmp
memory/4300-118-0x0000000004A00000-0x0000000004A01000-memory.dmp
memory/4300-117-0x0000000005000000-0x0000000005001000-memory.dmp
memory/4572-145-0x0000000007AF0000-0x0000000007AF1000-memory.dmp
memory/4572-128-0x0000000001180000-0x0000000001181000-memory.dmp
memory/4572-138-0x0000000006772000-0x0000000006773000-memory.dmp
memory/4572-137-0x0000000006770000-0x0000000006771000-memory.dmp
memory/4572-127-0x00000000008B0000-0x00000000008B1000-memory.dmp
memory/4572-140-0x0000000006CE0000-0x0000000006CE1000-memory.dmp
memory/4572-141-0x00000000073E0000-0x00000000073E1000-memory.dmp
memory/4572-142-0x0000000007450000-0x0000000007451000-memory.dmp
memory/4572-143-0x00000000076A0000-0x00000000076A1000-memory.dmp
memory/4572-144-0x0000000007510000-0x0000000007511000-memory.dmp
memory/4572-130-0x0000000006DB0000-0x0000000006DB1000-memory.dmp
memory/4572-146-0x0000000007DE0000-0x0000000007DE1000-memory.dmp
memory/4572-147-0x00000000008B0000-0x00000000008B1000-memory.dmp
memory/4572-154-0x0000000008B60000-0x0000000008B93000-memory.dmp
memory/4572-161-0x0000000008B20000-0x0000000008B21000-memory.dmp
memory/4572-166-0x0000000008C90000-0x0000000008C91000-memory.dmp
memory/4572-167-0x000000007ECB0000-0x000000007ECB1000-memory.dmp
memory/4572-168-0x0000000006773000-0x0000000006774000-memory.dmp
memory/4572-169-0x0000000009060000-0x0000000009061000-memory.dmp
memory/4572-126-0x00000000008B0000-0x00000000008B1000-memory.dmp