Analysis
- max time kernel
69s - max time network
54s - platform
windows7_x64 - resource
win7-20220414-en - submitted
22/06/2022, 11:19
General
- Target dailybread.exe
- Size 60KB
- Sample220622-net25sffc3
- SHA256 2c390aefff5a51f2efb72d4e72b85c033b2d0d5f8f5be7063da2703a8474dc11
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot5310370668:AAEdB2nfvvFj53YoaxJ-AleA2m93WUxxyM0/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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). Likely ransomware behaviour.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\dailybread.exe"C:\Users\Admin\AppData\Local\Temp\dailybread.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 202⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 203⤵
- Delays execution with timeout.exe
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-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1664-57-0x0000000004CA0000-0x0000000004CE2000-memory.dmp
memory/1664-56-0x00000000057C0000-0x0000000005892000-memory.dmp
memory/1664-54-0x0000000000290000-0x00000000002A4000-memory.dmp
memory/1664-58-0x0000000004DD0000-0x0000000004E1C000-memory.dmp
memory/1664-55-0x0000000075951000-0x0000000075953000-memory.dmp
memory/2024-62-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2024-61-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2024-64-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2024-65-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2024-66-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2024-69-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2024-71-0x0000000000400000-0x000000000043A000-memory.dmp