Analysis
- max time kernel
146s - max time network
112s - platform
windows10_x64 - resource
win10v20210410 - submitted
07/06/2021, 06:13
General
- Target z3PO7kPTIXRKq8A.exe
- Size 1.1MB
- Sample210607-6axt62dcas
- SHA256 e709be2a43cf2eac1c6bdfabb2127e8ac9f5bc9f95985d86822cced1f19a8420
Malware Config
Extracted
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agenttesla
-
Protocol
smtp
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Host
smtppro.zoho.eu
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Port
587
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Username
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Password
Ezenagu123
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 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 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\z3PO7kPTIXRKq8A.exe"C:\Users\Admin\AppData\Local\Temp\z3PO7kPTIXRKq8A.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\htHjCYdIbFxoBy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC2E3.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\z3PO7kPTIXRKq8A.exe"C:\Users\Admin\AppData\Local\Temp\z3PO7kPTIXRKq8A.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\z3PO7kPTIXRKq8A.exe"C:\Users\Admin\AppData\Local\Temp\z3PO7kPTIXRKq8A.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1132-135-0x0000000006400000-0x0000000006401000-memory.dmp
memory/1132-134-0x0000000005890000-0x0000000005891000-memory.dmp
memory/1132-133-0x0000000005810000-0x0000000005D0E000-memory.dmp
memory/1132-126-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3952-119-0x0000000004CB0000-0x0000000004CB1000-memory.dmp
memory/3952-123-0x0000000007C90000-0x0000000007CD9000-memory.dmp
memory/3952-122-0x0000000005760000-0x00000000057DB000-memory.dmp
memory/3952-121-0x00000000049E0000-0x0000000004EDE000-memory.dmp
memory/3952-120-0x0000000004C20000-0x0000000004C3E000-memory.dmp
memory/3952-114-0x0000000000080000-0x0000000000081000-memory.dmp
memory/3952-118-0x0000000004A90000-0x0000000004A91000-memory.dmp
memory/3952-117-0x00000000049E0000-0x00000000049E1000-memory.dmp
memory/3952-116-0x0000000004EE0000-0x0000000004EE1000-memory.dmp