Analysis
- max time kernel
146s - max time network
113s - platform
windows10_x64 - resource
win10v20201028 - submitted
07/04/2021, 03:01
General
- Target DHL Delivery Form.exe
- Size 814KB
- Sample210407-1g3reqwypj
- SHA256 ebd059221fd6663824e281fda56416039f44fcb51d41d323417029f9bd96d73a
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
server122.web-hosting.com
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Port
587
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Username
-
Password
OJZg,yx3yFHQ
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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL Delivery Form.exe"C:\Users\Admin\AppData\Local\Temp\DHL Delivery Form.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\zYiPlYOP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8365.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\DHL Delivery Form.exe"C:\Users\Admin\AppData\Local\Temp\DHL Delivery Form.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/880-8-0x0000000004940000-0x0000000004941000-memory.dmp
memory/880-5-0x0000000004F30000-0x0000000004F31000-memory.dmp
memory/880-2-0x0000000073460000-0x0000000073B4E000-memory.dmp
memory/880-9-0x0000000004960000-0x0000000004961000-memory.dmp
memory/880-10-0x000000007EEB0000-0x000000007EEB1000-memory.dmp
memory/880-11-0x0000000007F80000-0x0000000007F84000-memory.dmp
memory/880-12-0x0000000006570000-0x000000000660C000-memory.dmp
memory/880-13-0x0000000006710000-0x0000000006779000-memory.dmp
memory/880-6-0x0000000004970000-0x0000000004971000-memory.dmp
memory/880-7-0x0000000004A30000-0x0000000004A31000-memory.dmp
memory/880-3-0x0000000000040000-0x0000000000041000-memory.dmp
memory/2852-16-0x0000000000400000-0x000000000045A000-memory.dmp
memory/2852-19-0x0000000073460000-0x0000000073B4E000-memory.dmp
memory/2852-24-0x00000000028D0000-0x00000000028D1000-memory.dmp
memory/2852-25-0x0000000002B00000-0x0000000002B01000-memory.dmp
memory/2852-26-0x0000000005AA0000-0x0000000005AA1000-memory.dmp