Analysis
- max time kernel
144s - max time network
143s - platform
windows10_x64 - resource
win10v20201028 - submitted
14/11/2020, 18:12
Static task
static1
Behavioral task
behavioral1
Sample
fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe
Resource
win10v20201028
General
- Target fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe
- Size 551KB
- Sample201114-glh2tgrp4e
- SHA256 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5
- MD5 49f79a683a2e3f61be490de4e715049d
- SHA1 b4f7e8138d74641b0dea33c9cc524d53d8c4d668
- SHA512 4af825bfe7873053b3b19ec7abcc328ddc60c91d5b4b4107c9393cc689e7ca443b8acd5c2ecb5070388cea60fb14f3ed73fd7a7068bf4a4763c4e6ea1f1855cc
- MD5 SHA1 SHA512
Malware Config
Extracted
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agenttesla
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Protocol
smtp
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Host
srvc13.turhost.com
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Port
587
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Username
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Password
italik2015
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/3884-2-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/3884-3-0x00000000004374EE-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.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 17 api.ipify.org 16 api.ipify.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4632 set thread context of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79 - 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 2168 schtasks.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3884 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 3884 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3884 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4632 wrote to memory of 2168 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 77 PID 4632 wrote to memory of 2168 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 77 PID 4632 wrote to memory of 2168 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 77 PID 4632 wrote to memory of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79 PID 4632 wrote to memory of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79 PID 4632 wrote to memory of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79 PID 4632 wrote to memory of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79 PID 4632 wrote to memory of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79 PID 4632 wrote to memory of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79 PID 4632 wrote to memory of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79 PID 4632 wrote to memory of 3884 4632 fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe"C:\Users\Admin\AppData\Local\Temp\fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4632 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QwaFpW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1F02.tmp"2⤵
- Creates scheduled task(s)
PID:2168
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C:\Users\Admin\AppData\Local\Temp\fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe"C:\Users\Admin\AppData\Local\Temp\fd487c8892d4d57d7efa830b72648b2c5234ba09a0dfdced267bf5943a1861a5.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3884
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