Analysis
- max time kernel
146s - max time network
119s - platform
windows10_x64 - resource
win10v20210408 - submitted
02/08/2021, 06:45
General
- Target Request For Quotation.exe
- Size 1.3MB
- Sample210802-1bw8bcszn2
- SHA256 ae5a3c9422ed0db82291183dfb6558f046fa7c57f36e47ed4c7f6cfb7d17bfc0
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
22june1969
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- 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
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Request For Quotation.exe"C:\Users\Admin\AppData\Local\Temp\Request For Quotation.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Request For Quotation.exe"C:\Users\Admin\AppData\Local\Temp\Request For Quotation.exe"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\Request For Quotation.exe"C:\Users\Admin\AppData\Local\Temp\Request For Quotation.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/632-121-0x0000000002E00000-0x0000000002E0D000-memory.dmp
memory/632-123-0x000000000A230000-0x000000000A268000-memory.dmp
memory/632-118-0x0000000005340000-0x00000000053D2000-memory.dmp
memory/632-119-0x00000000053C0000-0x00000000053C1000-memory.dmp
memory/632-120-0x0000000005700000-0x0000000005701000-memory.dmp
memory/632-114-0x0000000000920000-0x0000000000921000-memory.dmp
memory/632-122-0x000000000A090000-0x000000000A12D000-memory.dmp
memory/632-117-0x0000000005440000-0x0000000005441000-memory.dmp
memory/632-116-0x0000000005940000-0x0000000005941000-memory.dmp
memory/1332-124-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1332-131-0x0000000004E30000-0x0000000004E31000-memory.dmp
memory/1332-132-0x0000000005470000-0x0000000005471000-memory.dmp
memory/1332-133-0x0000000005B30000-0x0000000005B31000-memory.dmp