Analysis
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max time kernel
105s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 02:05
Static task
static1
Behavioral task
behavioral1
Sample
Business Proposal AECCFC Scope #20200511.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Business Proposal AECCFC Scope #20200511.exe
Resource
win10v2004-20220414-en
General
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Target
Business Proposal AECCFC Scope #20200511.exe
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Size
680KB
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MD5
3beb56d44ca6ca36b58b99ccff173d89
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SHA1
d497bad8ccce793615d22af8fb4f10f0ee830941
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SHA256
8a8ec6bb5e28a1314eab7ff5c9347bf7ddc567d6cd18f68d26abc364cea0ab8f
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SHA512
80d26b25643146f2c1f571757301e244ec9a0cd92e59376814bfc490e2b5704edc58cd14489fbe05e4e4e9235de3e14255c2b39bf12d8e87108a0899c314763c
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.ilclaw.com.ph - Port:
587 - Username:
[email protected] - Password:
P@ssw0rd
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4840-138-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Business Proposal AECCFC Scope #20200511.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation Business Proposal AECCFC Scope #20200511.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
Processes:
Business Proposal AECCFC Scope #20200511.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Business Proposal AECCFC Scope #20200511.exe Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Business Proposal AECCFC Scope #20200511.exe Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Business Proposal AECCFC Scope #20200511.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Business Proposal AECCFC Scope #20200511.exedescription pid process target process PID 4800 set thread context of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
Business Proposal AECCFC Scope #20200511.exeBusiness Proposal AECCFC Scope #20200511.exepid process 4800 Business Proposal AECCFC Scope #20200511.exe 4840 Business Proposal AECCFC Scope #20200511.exe 4840 Business Proposal AECCFC Scope #20200511.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Business Proposal AECCFC Scope #20200511.exeBusiness Proposal AECCFC Scope #20200511.exedescription pid process Token: SeDebugPrivilege 4800 Business Proposal AECCFC Scope #20200511.exe Token: SeDebugPrivilege 4840 Business Proposal AECCFC Scope #20200511.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Business Proposal AECCFC Scope #20200511.exepid process 4840 Business Proposal AECCFC Scope #20200511.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
Business Proposal AECCFC Scope #20200511.exeBusiness Proposal AECCFC Scope #20200511.exedescription pid process target process PID 4800 wrote to memory of 4244 4800 Business Proposal AECCFC Scope #20200511.exe schtasks.exe PID 4800 wrote to memory of 4244 4800 Business Proposal AECCFC Scope #20200511.exe schtasks.exe PID 4800 wrote to memory of 4244 4800 Business Proposal AECCFC Scope #20200511.exe schtasks.exe PID 4800 wrote to memory of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe PID 4800 wrote to memory of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe PID 4800 wrote to memory of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe PID 4800 wrote to memory of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe PID 4800 wrote to memory of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe PID 4800 wrote to memory of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe PID 4800 wrote to memory of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe PID 4800 wrote to memory of 4840 4800 Business Proposal AECCFC Scope #20200511.exe Business Proposal AECCFC Scope #20200511.exe PID 4840 wrote to memory of 1664 4840 Business Proposal AECCFC Scope #20200511.exe netsh.exe PID 4840 wrote to memory of 1664 4840 Business Proposal AECCFC Scope #20200511.exe netsh.exe PID 4840 wrote to memory of 1664 4840 Business Proposal AECCFC Scope #20200511.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
Business Proposal AECCFC Scope #20200511.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Business Proposal AECCFC Scope #20200511.exe -
outlook_win_path 1 IoCs
Processes:
Business Proposal AECCFC Scope #20200511.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Business Proposal AECCFC Scope #20200511.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Business Proposal AECCFC Scope #20200511.exe"C:\Users\Admin\AppData\Local\Temp\Business Proposal AECCFC Scope #20200511.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4800 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jUzYqTIu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp513D.tmp"2⤵
- Creates scheduled task(s)
PID:4244
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C:\Users\Admin\AppData\Local\Temp\Business Proposal AECCFC Scope #20200511.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4840 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:1664
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5765de5017a2b60708f5e126f1453c915
SHA188915be6b31e8ac81db10393cda539ea24e7f89b
SHA256c7b76c161b4b57b1a66e95ffe879b8ac0d14f5e63b37b182923276d4a5758c26
SHA5127dca7e3feb309d3a61b795b72e30d5e1868c94f1e0e496b8dc838a6daa573a1f25ca23ea2b8f6242686c0609748318b99d8897fe56358a9c9947d39c7bf981e6