Analysis
- max time kernel
143s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
22/06/2022, 03:31
General
- Target SecuriteInfo.com.W32.AIDetectNet.01.24125.exe
- Size 169KB
- Sample220622-d22qdsgdbl
- SHA256 b7160ba1941eb48c0c3b3372d77fbc82affb681e787111d3ecc96fdf4facb8cb
Malware Config
Extracted
-
Protocol
smtp
-
Host
energiefitness.in
-
Port
587
-
Username
-
Password
7c^95^DH~&5b
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
energiefitness.in
-
Port
587
-
Username
-
Password
7c^95^DH~&5b
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Drops file in Drivers directory 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.24125.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.24125.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 102⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout 103⤵
- Delays execution with timeout.exe
-
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
- Drops file in Drivers directory
- 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/1032-135-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1032-136-0x0000000005740000-0x0000000005CE4000-memory.dmp
memory/1032-137-0x00000000050E0000-0x000000000517C000-memory.dmp
memory/1032-138-0x0000000005E60000-0x0000000005EC6000-memory.dmp
memory/1032-139-0x0000000006570000-0x00000000065C0000-memory.dmp
memory/1032-140-0x0000000006860000-0x000000000686A000-memory.dmp
memory/3136-130-0x0000000000BE0000-0x0000000000C10000-memory.dmp
memory/3136-133-0x0000000006520000-0x00000000065B2000-memory.dmp