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Analysis
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max time kernel
63s -
max time network
32s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
13/05/2023, 22:55
Static task
static1
Behavioral task
behavioral1
Sample
ohoyecaysj4799.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
ohoyecaysj4799.exe
Resource
win10v2004-20230220-en
General
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Target
ohoyecaysj4799.exe
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Size
636KB
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MD5
0d8538ffcc2992e867d5da447af1bef6
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SHA1
be43896187e71eef6f463f407aca1007495c4628
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SHA256
f4e9e61847bf9d01a5249071cbe12827cdc1c5fdae59cbd2e11719c5dfde937c
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SHA512
35ee84b60aba711d7e0cc39c5866c0072a1ed091ed8925568da252b85f1a049004b66cccf48d9704a9a4173352bbfece216897e9d4491aa499dec9bd360e509b
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SSDEEP
12288:N2iNa9S9DnuFtiYs1PvvysZsBC85i7Du5sHqus0nIaA:N1I9iDuFtzAPvvM885KDu5sK0In
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
qbkcioyfoxstxqax - 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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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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ohoyecaysj4799.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ohoyecaysj4799.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ohoyecaysj4799.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1948 set thread context of 564 1948 ohoyecaysj4799.exe 26 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 564 ohoyecaysj4799.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 564 ohoyecaysj4799.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 PID 1948 wrote to memory of 564 1948 ohoyecaysj4799.exe 26 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ohoyecaysj4799.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ohoyecaysj4799.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ohoyecaysj4799.exe"C:\Users\Admin\AppData\Local\Temp\ohoyecaysj4799.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Users\Admin\AppData\Local\Temp\ohoyecaysj4799.exe"C:\Users\Admin\AppData\Local\Temp\ohoyecaysj4799.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:564
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