Analysis
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max time kernel
130s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 00:15
Static task
static1
Behavioral task
behavioral1
Sample
Quote 2.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Quote 2.exe
Resource
win10v2004-20220414-en
General
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Target
Quote 2.exe
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Size
602KB
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MD5
72fe37dccaaae429b207e041e7b63f47
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SHA1
f02610d1f9b9b88fe913199da0c94cea0efd6389
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SHA256
dea162d39606424263d7694403e0d3207dbf1bcc5ad8abaa0efc5cd42f9afcd0
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SHA512
6d4ab8b31127f48a8ddf1c1a7d77146cf34ca9ffcd4b013c06ae19efc6ee928fc5b33660bcb04a7e4be5acbe30d197ce7e6b98e13fc8078ecf31e184350d471b
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.autoshorp.com - Port:
587 - Username:
[email protected] - Password:
VUgvRXU7
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/4564-134-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Quote 2.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation Quote 2.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:
Quote 2.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 2.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 2.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 2.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Quote 2.exedescription pid process target process PID 1628 set thread context of 4564 1628 Quote 2.exe Quote 2.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 6 IoCs
Processes:
Quote 2.exeQuote 2.exepid process 1628 Quote 2.exe 1628 Quote 2.exe 1628 Quote 2.exe 1628 Quote 2.exe 4564 Quote 2.exe 4564 Quote 2.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Quote 2.exeQuote 2.exedescription pid process Token: SeDebugPrivilege 1628 Quote 2.exe Token: SeDebugPrivilege 4564 Quote 2.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
Quote 2.exedescription pid process target process PID 1628 wrote to memory of 5104 1628 Quote 2.exe schtasks.exe PID 1628 wrote to memory of 5104 1628 Quote 2.exe schtasks.exe PID 1628 wrote to memory of 5104 1628 Quote 2.exe schtasks.exe PID 1628 wrote to memory of 4564 1628 Quote 2.exe Quote 2.exe PID 1628 wrote to memory of 4564 1628 Quote 2.exe Quote 2.exe PID 1628 wrote to memory of 4564 1628 Quote 2.exe Quote 2.exe PID 1628 wrote to memory of 4564 1628 Quote 2.exe Quote 2.exe PID 1628 wrote to memory of 4564 1628 Quote 2.exe Quote 2.exe PID 1628 wrote to memory of 4564 1628 Quote 2.exe Quote 2.exe PID 1628 wrote to memory of 4564 1628 Quote 2.exe Quote 2.exe PID 1628 wrote to memory of 4564 1628 Quote 2.exe Quote 2.exe -
outlook_office_path 1 IoCs
Processes:
Quote 2.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 2.exe -
outlook_win_path 1 IoCs
Processes:
Quote 2.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 2.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Quote 2.exe"C:\Users\Admin\AppData\Local\Temp\Quote 2.exe"1⤵
- Checks computer location settings
- 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\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2C7E.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Quote 2.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp2C7E.tmpFilesize
1KB
MD5072541fbcc0f05e7e00afb8876087822
SHA10a1a6ad25a4a546520fe21bed23b4dd56f5ea7f5
SHA2568a98b2e2084e096028123a79228bc1b11f12179aecfbe53759b3e0805f973116
SHA51207074f512ee920a787af3d49d982795121051cc5cd1ce01d115aab63cd800fd58f2f57e73dafb96151e57ada9d2e407e370abc9c56d8ab604d118dad93c1412d
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memory/1628-130-0x00000000752D0000-0x0000000075881000-memory.dmpFilesize
5.7MB
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memory/4564-133-0x0000000000000000-mapping.dmp
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memory/4564-134-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/4564-135-0x00000000752D0000-0x0000000075881000-memory.dmpFilesize
5.7MB
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memory/5104-131-0x0000000000000000-mapping.dmp