Analysis
- max time kernel
150s - max time network
67s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/03/2021, 15:00
General
- Target SecuriteInfo.com.Trojan.Siggen12.31106.9884.27483.exe
- Size 1.2MB
- Sample210309-6exvarkbra
- SHA256 c8b1422e0faff76b67b7cdfe2e9be0ba799522e729aba5cd191b1809740a7fd1
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.privateemail.com
-
Port
587
-
Username
-
Password
Blessings@12345
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen12.31106.9884.27483.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen12.31106.9884.27483.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dDvruZGGscb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9585.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen12.31106.9884.27483.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen12.31106.9884.27483.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1048-9-0x0000000005120000-0x0000000005121000-memory.dmp
memory/1048-6-0x0000000005760000-0x0000000005761000-memory.dmp
memory/1048-7-0x0000000005260000-0x0000000005261000-memory.dmp
memory/1048-8-0x0000000005450000-0x0000000005451000-memory.dmp
memory/1048-2-0x0000000073A30000-0x000000007411E000-memory.dmp
memory/1048-10-0x00000000053C0000-0x00000000053C1000-memory.dmp
memory/1048-11-0x0000000005140000-0x0000000005147000-memory.dmp
memory/1048-12-0x0000000005EE0000-0x0000000005F46000-memory.dmp
memory/1048-5-0x00000000051C0000-0x00000000051C1000-memory.dmp
memory/1048-3-0x00000000007C0000-0x00000000007C1000-memory.dmp
memory/4064-15-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4064-17-0x0000000073A30000-0x000000007411E000-memory.dmp