Analysis
- max time kernel
146s - max time network
112s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/12/2020, 03:32
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe
Resource
win10v20201028
General
- Target SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe
- Size 1.2MB
- Sample201209-ewgpyr1vma
- SHA256 9f0a895f28cb661b5bd3b0c7825e02cf9b865ff4a01305395dca7aaa1750dde0
- MD5 f2567fede80ae57e41fa831d3aee2756
- SHA1 4e088d38767f3360f8e057145932e6f0a8d6409b
- SHA512 40323f36bfe745dda0abfeca39b439314ad6d55ae5d6b793d63693914d6bfd0f0563a29296621e9c6a1b524eee23c2c59e457bda6133b7ca34891a305221988f
- MD5 SHA1 SHA512
Malware Config
Extracted
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agenttesla
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Protocol
ftp
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Host
ftp://ftp.accinning-tw.com/
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Port
21
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Username
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Password
@@success@123455
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/3912-18-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/3912-19-0x00000000004375DE-mapping.dmp family_agenttesla - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 756 set thread context of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81 - 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.
pid Process 2096 schtasks.exe - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 3912 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 3912 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe Token: SeDebugPrivilege 3912 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3912 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 756 wrote to memory of 2096 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 78 PID 756 wrote to memory of 2096 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 78 PID 756 wrote to memory of 2096 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 78 PID 756 wrote to memory of 1684 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 80 PID 756 wrote to memory of 1684 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 80 PID 756 wrote to memory of 1684 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 80 PID 756 wrote to memory of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81 PID 756 wrote to memory of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81 PID 756 wrote to memory of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81 PID 756 wrote to memory of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81 PID 756 wrote to memory of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81 PID 756 wrote to memory of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81 PID 756 wrote to memory of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81 PID 756 wrote to memory of 3912 756 SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dwAFPBF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp18C8.tmp"2⤵
- Creates scheduled task(s)
PID:2096
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe"2⤵PID:1684
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.f2567fede80ae57e.32438.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3912
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