Analysis
- max time kernel
150s - max time network
133s - platform
windows10_x64 - resource
win10v20210408 - submitted
24/05/2021, 15:48
General
- Target 1xNTl3dpzzT4glJ.exe
- Size 887KB
- Sample210524-24hbechbln
- SHA256 12aca308f4e8bf9d42f8f01ac64b171c5851ffc356222feaafab2a84f307de75
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.nabasaa.com
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Port
587
-
Username
-
Password
!#aWMOS3
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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\1xNTl3dpzzT4glJ.exe"C:\Users\Admin\AppData\Local\Temp\1xNTl3dpzzT4glJ.exe"1⤵
- Suspicious use of SetThreadContext
- 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\XIWESJD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp46C9.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\1xNTl3dpzzT4glJ.exe"C:\Users\Admin\AppData\Local\Temp\1xNTl3dpzzT4glJ.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1440-123-0x0000000005480000-0x00000000054EA000-memory.dmp
memory/1440-118-0x00000000053A0000-0x00000000053A1000-memory.dmp
memory/1440-119-0x00000000053A0000-0x000000000589E000-memory.dmp
memory/1440-120-0x0000000005270000-0x0000000005271000-memory.dmp
memory/1440-121-0x0000000005280000-0x0000000005285000-memory.dmp
memory/1440-122-0x0000000006100000-0x00000000061A4000-memory.dmp
memory/1440-114-0x0000000000970000-0x0000000000971000-memory.dmp
memory/1440-116-0x00000000058A0000-0x00000000058A1000-memory.dmp
memory/1440-117-0x00000000052B0000-0x00000000052B1000-memory.dmp
memory/2264-126-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2264-133-0x0000000005300000-0x0000000005301000-memory.dmp
memory/2264-134-0x00000000059A0000-0x00000000059A1000-memory.dmp
memory/2264-135-0x0000000006030000-0x0000000006031000-memory.dmp