Analysis
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max time kernel
49s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
12-08-2022 17:01
Static task
static1
Behavioral task
behavioral1
Sample
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe
Resource
win10v2004-20220722-en
General
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Target
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe
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Size
862KB
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MD5
1a6f63574e2e09dae22a49c8f39227f3
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SHA1
70e101fd885b9d041d0fdbe1f19ffd9becc4dd2c
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SHA256
7942a73de4742a8b5e282888492639e7070a36f979b22c1af3a0db0ff942a402
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SHA512
0c17fc82e22477f71b3cb8e7789d6d8b2a7a3bb5e6a5a12a783d2769b56eb885eaf2fc265c72b7da8cf98a0fa7ea76f117bdda3f636ff370ffdf486482ba7229
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
doublegrace50@yandex.com - Password:
chukwuma22
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
doublegrace50@yandex.com - Password:
chukwuma22
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.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:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription pid process target process PID 288 set thread context of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.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 2 IoCs
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exepid process 1800 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe 1800 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription pid process Token: SeDebugPrivilege 1800 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription pid process target process PID 288 wrote to memory of 1756 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe schtasks.exe PID 288 wrote to memory of 1756 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe schtasks.exe PID 288 wrote to memory of 1756 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe schtasks.exe PID 288 wrote to memory of 1756 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe schtasks.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe PID 288 wrote to memory of 1800 288 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe -
outlook_office_path 1 IoCs
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe -
outlook_win_path 1 IoCs
Processes:
Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sQbuiQXrRFHqh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5774.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No. 00345 Dtd. 12.11.2022.pdf.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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp5774.tmpFilesize
1KB
MD5b7f96136ec865565a01505c13cb18abd
SHA19038f560e1f399f3f04d6c4d3de40724b51af83f
SHA256c14fa7b65f4f2e5881343d7cd74178ec8fe9dbbc659a3f1b7b04d3d456ee53bd
SHA512f01071fce0e05a45210806d25e40fa5e8541c33575825a247a02daddfa32076e496cef48d8db459c676605dc537b4a923c96932b3e04b2f498bd33a7f7529311
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memory/288-57-0x00000000051B0000-0x000000000522A000-memory.dmpFilesize
488KB
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memory/288-56-0x0000000000370000-0x000000000037A000-memory.dmpFilesize
40KB
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memory/288-54-0x00000000008E0000-0x00000000009BE000-memory.dmpFilesize
888KB
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memory/288-58-0x00000000007F0000-0x000000000082A000-memory.dmpFilesize
232KB
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memory/288-55-0x0000000075B11000-0x0000000075B13000-memory.dmpFilesize
8KB
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memory/1756-59-0x0000000000000000-mapping.dmp
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memory/1800-62-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/1800-61-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/1800-65-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/1800-64-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/1800-66-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/1800-67-0x0000000000435B7E-mapping.dmp
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memory/1800-69-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/1800-71-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB