Analysis
- max time kernel
115s - max time network
120s - platform
windows7_x64 - resource
win7 - submitted
08/08/2020, 08:16
General
- Target ORDEN DE COMPRA_005983452.exe
- Size 467KB
- Sample200808-wt4q854fcx
- SHA256 acf7a212615c205ab87f28d19c97bc50fb93d8568f3960b06d2174d1c28f355e
Malware Config
Signatures
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- AgentTesla Payload 7 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
Processes
-
C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA_005983452.exe"C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA_005983452.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wivbVDySApF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB1B1.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA_005983452.exe"{path}"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1612-0-0x0000000073F90000-0x000000007467E000-memory.dmp
memory/1612-1-0x0000000000DA0000-0x0000000000DA1000-memory.dmp
memory/1612-3-0x00000000004A0000-0x00000000004A8000-memory.dmp
memory/1612-4-0x0000000004ED0000-0x0000000004F33000-memory.dmp
memory/1612-5-0x00000000055E0000-0x0000000005635000-memory.dmp
memory/1860-8-0x0000000000400000-0x000000000045A000-memory.dmp
memory/1860-10-0x0000000000400000-0x000000000045A000-memory.dmp
memory/1860-12-0x0000000000400000-0x000000000045A000-memory.dmp
memory/1860-15-0x0000000073F90000-0x000000007467E000-memory.dmp