Analysis
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max time kernel
148s -
max time network
43s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 02:57
Static task
static1
Behavioral task
behavioral1
Sample
Quotation_AxFlow_0943565624453003.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Quotation_AxFlow_0943565624453003.exe
Resource
win10v2004-20220414-en
General
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Target
Quotation_AxFlow_0943565624453003.exe
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Size
431KB
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MD5
6bdc3dc75ab89568188371c346b93c71
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SHA1
6274da4083637f214ecab18cc02716647f07112f
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SHA256
bc3401d05a180606f7593e377e8bb1070c06c90cde1e268954f43e44d8b571a6
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SHA512
7deb8de750e66ac796ffc84c545a8140448e100564b715abe8256e84501a1bb204f77e320948a6fc5e8afab123719b82f41c0ed5e6a6ad8a42d0c0c7e56550ab
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.novadelmar.com - Port:
587 - Username:
[email protected] - Password:
comprasnova2020
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1348-62-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1348-61-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1348-63-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1348-64-0x000000000044CB8E-mapping.dmp family_agenttesla behavioral1/memory/1348-66-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1348-68-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
Looks for VirtualBox Guest Additions in registry 2 TTPs
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Looks for VMWare Tools registry key 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
Quotation_AxFlow_0943565624453003.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Quotation_AxFlow_0943565624453003.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Quotation_AxFlow_0943565624453003.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:
Quotation_AxFlow_0943565624453003.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation_AxFlow_0943565624453003.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation_AxFlow_0943565624453003.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation_AxFlow_0943565624453003.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
Quotation_AxFlow_0943565624453003.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum Quotation_AxFlow_0943565624453003.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 Quotation_AxFlow_0943565624453003.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Quotation_AxFlow_0943565624453003.exedescription pid process target process PID 2036 set thread context of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.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 5 IoCs
Processes:
Quotation_AxFlow_0943565624453003.exeQuotation_AxFlow_0943565624453003.exepid process 2036 Quotation_AxFlow_0943565624453003.exe 2036 Quotation_AxFlow_0943565624453003.exe 2036 Quotation_AxFlow_0943565624453003.exe 1348 Quotation_AxFlow_0943565624453003.exe 1348 Quotation_AxFlow_0943565624453003.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Quotation_AxFlow_0943565624453003.exeQuotation_AxFlow_0943565624453003.exedescription pid process Token: SeDebugPrivilege 2036 Quotation_AxFlow_0943565624453003.exe Token: SeDebugPrivilege 1348 Quotation_AxFlow_0943565624453003.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Quotation_AxFlow_0943565624453003.exeQuotation_AxFlow_0943565624453003.exedescription pid process target process PID 2036 wrote to memory of 320 2036 Quotation_AxFlow_0943565624453003.exe schtasks.exe PID 2036 wrote to memory of 320 2036 Quotation_AxFlow_0943565624453003.exe schtasks.exe PID 2036 wrote to memory of 320 2036 Quotation_AxFlow_0943565624453003.exe schtasks.exe PID 2036 wrote to memory of 320 2036 Quotation_AxFlow_0943565624453003.exe schtasks.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 2036 wrote to memory of 1348 2036 Quotation_AxFlow_0943565624453003.exe Quotation_AxFlow_0943565624453003.exe PID 1348 wrote to memory of 1320 1348 Quotation_AxFlow_0943565624453003.exe netsh.exe PID 1348 wrote to memory of 1320 1348 Quotation_AxFlow_0943565624453003.exe netsh.exe PID 1348 wrote to memory of 1320 1348 Quotation_AxFlow_0943565624453003.exe netsh.exe PID 1348 wrote to memory of 1320 1348 Quotation_AxFlow_0943565624453003.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
Quotation_AxFlow_0943565624453003.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation_AxFlow_0943565624453003.exe -
outlook_win_path 1 IoCs
Processes:
Quotation_AxFlow_0943565624453003.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation_AxFlow_0943565624453003.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Quotation_AxFlow_0943565624453003.exe"C:\Users\Admin\AppData\Local\Temp\Quotation_AxFlow_0943565624453003.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- 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\afpXVCNOxUzbVc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp390B.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Quotation_AxFlow_0943565624453003.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp390B.tmpFilesize
1KB
MD54c765198fec65a3f551534365285f3ed
SHA1127d71b9249b1367311879f34e5338dff02c8e03
SHA2568917a3027f41be2ebef384ff467de4c0bcdf444e2948ecb44c3821e2a68cb20f
SHA5127bf0b94f729c7492b536b19a3e5e80f4a54b5adb9a21fe507dd73370e6b877dac0449beea2be046afda5b82eefbb5d29c1d8982366c64fd7e35764a3943a12f6
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memory/320-56-0x0000000000000000-mapping.dmp
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memory/1320-71-0x0000000000000000-mapping.dmp
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memory/1348-62-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1348-58-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1348-59-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1348-61-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1348-63-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1348-64-0x000000000044CB8E-mapping.dmp
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memory/1348-66-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1348-68-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1348-70-0x00000000748A0000-0x0000000074E4B000-memory.dmpFilesize
5.7MB
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memory/2036-54-0x0000000075C01000-0x0000000075C03000-memory.dmpFilesize
8KB
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memory/2036-55-0x00000000748A0000-0x0000000074E4B000-memory.dmpFilesize
5.7MB