Analysis
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max time kernel
82s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
13-07-2023 14:22
Static task
static1
Behavioral task
behavioral1
Sample
Euro Swift Copy·PDF.scr
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
Euro Swift Copy·PDF.scr
Resource
win10v2004-20230703-en
General
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Target
Euro Swift Copy·PDF.scr
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Size
1.3MB
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MD5
b67a90c8381e471791cc4e5f7e43829f
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SHA1
7ecac5583356989ae599e6a1a096c791b350e7c7
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SHA256
6e19455a9618b20fae8404a9b3c9f4f37d2b2cf032faf61d3837b59bf9497666
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SHA512
04a8f5ca1793c2bc35451ab617416d2b93a8be3471bb73305d359c96b818b2265e702e37425ee2aafee5e3132cd1a01e235df1174bdee23e3a2b1e694be6d555
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SSDEEP
24576:zCdQy7r3oUV2nJEFQ/S26klFhX1Ar7QemnokIUSSm0U:eXgKF4S2z/XOed
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
kvhujpowkfpycpdf - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Control Panel\International\Geo\Nation Euro Swift Copy·PDF.scr -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wavadjybz = "\"C:\\Users\\Admin\\AppData\\Roaming\\Yqjyegcblwb\\Wavadjybz.exe\"" Euro Swift Copy·PDF.scr -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3312 set thread context of 2248 3312 Euro Swift Copy·PDF.scr 108 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.
pid Process 4960 ipconfig.exe 4364 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3508 powershell.exe 3508 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3312 Euro Swift Copy·PDF.scr Token: SeDebugPrivilege 3508 powershell.exe Token: SeDebugPrivilege 2248 aspnet_compiler.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2248 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 3312 wrote to memory of 1776 3312 Euro Swift Copy·PDF.scr 85 PID 3312 wrote to memory of 1776 3312 Euro Swift Copy·PDF.scr 85 PID 3312 wrote to memory of 1776 3312 Euro Swift Copy·PDF.scr 85 PID 1776 wrote to memory of 4960 1776 cmd.exe 87 PID 1776 wrote to memory of 4960 1776 cmd.exe 87 PID 1776 wrote to memory of 4960 1776 cmd.exe 87 PID 3312 wrote to memory of 3508 3312 Euro Swift Copy·PDF.scr 88 PID 3312 wrote to memory of 3508 3312 Euro Swift Copy·PDF.scr 88 PID 3312 wrote to memory of 3508 3312 Euro Swift Copy·PDF.scr 88 PID 3312 wrote to memory of 3724 3312 Euro Swift Copy·PDF.scr 105 PID 3312 wrote to memory of 3724 3312 Euro Swift Copy·PDF.scr 105 PID 3312 wrote to memory of 3724 3312 Euro Swift Copy·PDF.scr 105 PID 3724 wrote to memory of 4364 3724 cmd.exe 107 PID 3724 wrote to memory of 4364 3724 cmd.exe 107 PID 3724 wrote to memory of 4364 3724 cmd.exe 107 PID 3312 wrote to memory of 2248 3312 Euro Swift Copy·PDF.scr 108 PID 3312 wrote to memory of 2248 3312 Euro Swift Copy·PDF.scr 108 PID 3312 wrote to memory of 2248 3312 Euro Swift Copy·PDF.scr 108 PID 3312 wrote to memory of 2248 3312 Euro Swift Copy·PDF.scr 108 PID 3312 wrote to memory of 2248 3312 Euro Swift Copy·PDF.scr 108 PID 3312 wrote to memory of 2248 3312 Euro Swift Copy·PDF.scr 108 PID 3312 wrote to memory of 2248 3312 Euro Swift Copy·PDF.scr 108 PID 3312 wrote to memory of 2248 3312 Euro Swift Copy·PDF.scr 108 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Euro Swift Copy·PDF.scr"C:\Users\Admin\AppData\Local\Temp\Euro Swift Copy·PDF.scr" /S1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /release2⤵
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /release3⤵
- Gathers network information
PID:4960
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAANAA1AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3508
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /renew2⤵
- Suspicious use of WriteProcessMemory
PID:3724 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /renew3⤵
- Gathers network information
PID:4364
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2248
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82