Analysis
- max time kernel
136s - max time network
39s - platform
windows7_x64 - resource
win7v200430 - submitted
24/06/2020, 13:14
Static task
static1
Behavioral task
behavioral1
Sample
Scan - Swift MT103 document 24.06.2020.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
Scan - Swift MT103 document 24.06.2020.exe
Resource
win10v200430
General
- Target Scan - Swift MT103 document 24.06.2020.exe
- Size 449KB
- Sample200624-p3l5ese5vx
- SHA256 e658e882e9edcae046e5229fbf61c435264f57f9a8af9b2cb5fe4419ea4cdb1c
- MD5 f85730c10ff56e1382a768aca349bc5f
- SHA1 0b0086a04e914996e5b4bae742f8372cf481a302
- SHA512 238c6a1d39ea7fddb1d84ab079f2f5a8a41dbcc15289274b36a77aa1b09943159569d3c4257e17e33029a6bfb9d05a0e097be97b90f5ee24ade11c4d568e512b
- MD5 SHA1 SHA512
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.daiphatfood.com.vn
-
Port
587
-
Username
-
Password
jn&6kG~_w;;A
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/520-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/520-5-0x0000000000446BAE-mapping.dmp family_agenttesla behavioral1/memory/520-6-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/520-7-0x0000000000400000-0x000000000044C000-memory.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 1016 set thread context of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 - 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 1732 schtasks.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 520 Scan - Swift MT103 document 24.06.2020.exe 520 Scan - Swift MT103 document 24.06.2020.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 520 Scan - Swift MT103 document 24.06.2020.exe - Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1016 wrote to memory of 1732 1016 Scan - Swift MT103 document 24.06.2020.exe 26 PID 1016 wrote to memory of 1732 1016 Scan - Swift MT103 document 24.06.2020.exe 26 PID 1016 wrote to memory of 1732 1016 Scan - Swift MT103 document 24.06.2020.exe 26 PID 1016 wrote to memory of 1732 1016 Scan - Swift MT103 document 24.06.2020.exe 26 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28 PID 1016 wrote to memory of 520 1016 Scan - Swift MT103 document 24.06.2020.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\Scan - Swift MT103 document 24.06.2020.exe"C:\Users\Admin\AppData\Local\Temp\Scan - Swift MT103 document 24.06.2020.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1016 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kUIDCgmKmFDZd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD77.tmp"2⤵
- Creates scheduled task(s)
PID:1732
-
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C:\Users\Admin\AppData\Local\Temp\Scan - Swift MT103 document 24.06.2020.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:520
-