Analysis
- max time kernel
144s - max time network
126s - platform
windows10_x64 - resource
win10v20210410 - submitted
31/05/2021, 06:52
General
- Target Item_Delivery_Details_000422865.exe
- Size 1.2MB
- Sample210531-7j93pasdkj
- SHA256 4fe121b1cd0a1558b75fd3f63f13e58ba7165b556a1b21115a007ff18828fe33
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
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Username
-
Password
Human101
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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Item_Delivery_Details_000422865.exe"C:\Users\Admin\AppData\Local\Temp\Item_Delivery_Details_000422865.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\QOLsjw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA8A5.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3744-123-0x0000000005F30000-0x0000000005FCA000-memory.dmp
memory/3744-124-0x0000000008460000-0x00000000084C3000-memory.dmp
memory/3744-119-0x0000000002B60000-0x0000000002BFC000-memory.dmp
memory/3744-120-0x0000000002BF0000-0x0000000002BF1000-memory.dmp
memory/3744-121-0x0000000005450000-0x0000000005451000-memory.dmp
memory/3744-122-0x0000000002C10000-0x0000000002C14000-memory.dmp
memory/3744-114-0x0000000000810000-0x0000000000811000-memory.dmp
memory/3744-118-0x0000000005270000-0x0000000005271000-memory.dmp
memory/3744-117-0x0000000005890000-0x0000000005891000-memory.dmp
memory/3744-116-0x0000000002D60000-0x0000000002D61000-memory.dmp
memory/3960-127-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3960-133-0x00000000056D0000-0x0000000005BCE000-memory.dmp
memory/3960-134-0x0000000005810000-0x0000000005811000-memory.dmp
memory/3960-135-0x00000000063C0000-0x00000000063C1000-memory.dmp