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Analysis
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max time kernel
129s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23/09/2022, 07:47
Static task
static1
Behavioral task
behavioral1
Sample
Copia de pago.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Copia de pago.exe
Resource
win10v2004-20220901-en
General
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Target
Copia de pago.exe
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Size
1.7MB
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MD5
6d231b98f7bc3098fd9797c0e1d6744f
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SHA1
ee54b5f53f5f9a8cdf7970a051b5b61bf33ce7aa
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SHA256
b61c01986b22368ac8981d54811a6c7c1355b6e0f40c51b5ceba65229989d7a3
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SHA512
1773cb371c399d04804eb8670529b5483c0c28e53bbe2dac870c937c63de76e76dec5076c83189e4adff26df548b807b2bb2794144a41c15368dcf2f9994b17e
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SSDEEP
49152:DhaduXrt6WEHuWGP+llufXP4fthV0lJGseTp:Faw7t61Ot3H4ft34Js
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.waterchem.com.tr - Port:
587 - Username:
[email protected] - Password:
,A26dsH,[D)x - Email To:
[email protected]
Extracted
wshrat
http://goods.camdvr.org:2888
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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WSHRAT payload 1 IoCs
resource yara_rule behavioral1/files/0x000a00000001313e-74.dat family_wshrat -
Blocklisted process makes network request 11 IoCs
flow pid Process 5 1280 wscript.exe 7 1280 wscript.exe 10 1280 wscript.exe 11 1280 wscript.exe 13 1280 wscript.exe 14 1280 wscript.exe 15 1280 wscript.exe 17 1280 wscript.exe 18 1280 wscript.exe 19 1280 wscript.exe 22 1280 wscript.exe -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts nicon4.0origin.exe -
Executes dropped EXE 1 IoCs
pid Process 1552 nicon4.0origin.exe -
Loads dropped DLL 1 IoCs
pid Process 1280 wscript.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nicon4.0origin.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nicon4.0origin.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nicon4.0origin.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\software\Wow6432Node\microsoft\windows\currentversion\run wscript.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MGosm = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\MGosm.vbs\"" wscript.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\software\microsoft\windows\currentversion\run wscript.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\MGosm = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\MGosm.vbs\"" wscript.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1660 set thread context of 852 1660 Copia de pago.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1552 nicon4.0origin.exe 1552 nicon4.0origin.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1552 nicon4.0origin.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1552 nicon4.0origin.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 1660 wrote to memory of 852 1660 Copia de pago.exe 28 PID 852 wrote to memory of 1280 852 Copia de pago.exe 29 PID 852 wrote to memory of 1280 852 Copia de pago.exe 29 PID 852 wrote to memory of 1280 852 Copia de pago.exe 29 PID 852 wrote to memory of 1280 852 Copia de pago.exe 29 PID 1280 wrote to memory of 1552 1280 wscript.exe 31 PID 1280 wrote to memory of 1552 1280 wscript.exe 31 PID 1280 wrote to memory of 1552 1280 wscript.exe 31 PID 1280 wrote to memory of 1552 1280 wscript.exe 31 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nicon4.0origin.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nicon4.0origin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Copia de pago.exe"C:\Users\Admin\AppData\Local\Temp\Copia de pago.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Users\Admin\AppData\Local\Temp\Copia de pago.exe"C:\Users\Admin\AppData\Local\Temp\Copia de pago.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:852 -
C:\Windows\SysWOW64\wscript.exe"C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Roaming\MGosm.vbs"3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Users\Admin\AppData\Roaming\nicon4.0origin.exe"C:\Users\Admin\AppData\Roaming\nicon4.0origin.exe"4⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1552
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
461KB
MD542bc41987e5e104aafa3570d52cd4b0c
SHA15e4f3309ef9155827e8063a0f28efc30400d64d7
SHA2561355642926463f9b14c8b40fcafeed3f1dec0c771692ec7fdb76c0e1976d8f58
SHA51260a2cb5608d95206f50a6f57ddd8e6c2a69b7cab61fb031b8cdc1b87be2c98e4b27540ff4dcf1d0e46bad335570c55b13491a408e3f6d668ab937a6a3e2af22d
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Filesize
211KB
MD5993c330b4f0e94b46664f2f0bf3309c2
SHA139927969b78ab13d5fe3a3888145204a1e13afd8
SHA2566aba8a03fd93b96c073cfc3cd2801926f9a6f25bc2afb95a686237e6900a184e
SHA512a0c38f039d21bda0a800b5453d3e96bc5e8ef0b9bdc4756756b426de866f288e5dd25ea449faf48e61c535a9b0942993467976d350da37f0f55f9af9828af186
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Filesize
211KB
MD5993c330b4f0e94b46664f2f0bf3309c2
SHA139927969b78ab13d5fe3a3888145204a1e13afd8
SHA2566aba8a03fd93b96c073cfc3cd2801926f9a6f25bc2afb95a686237e6900a184e
SHA512a0c38f039d21bda0a800b5453d3e96bc5e8ef0b9bdc4756756b426de866f288e5dd25ea449faf48e61c535a9b0942993467976d350da37f0f55f9af9828af186
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Filesize
211KB
MD5993c330b4f0e94b46664f2f0bf3309c2
SHA139927969b78ab13d5fe3a3888145204a1e13afd8
SHA2566aba8a03fd93b96c073cfc3cd2801926f9a6f25bc2afb95a686237e6900a184e
SHA512a0c38f039d21bda0a800b5453d3e96bc5e8ef0b9bdc4756756b426de866f288e5dd25ea449faf48e61c535a9b0942993467976d350da37f0f55f9af9828af186