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Analysis
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max time kernel
46s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
28/03/2023, 01:06
Static task
static1
Behavioral task
behavioral1
Sample
95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe
Resource
win10v2004-20230221-en
General
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Target
95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe
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Size
792KB
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MD5
096547f66d02f43f7382c81bed7a24f3
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SHA1
bd2e0d6a3c5fdcdbbea2b66ea3fdc4a783ea784d
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SHA256
95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93
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SHA512
ba8e1ab9e6d6971c11a21d464226837edb23415a06f290efac9c49d014336811323951562858e3735d1fbebe80632976692a24e4dcd907b623182f4d39b2d98b
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SSDEEP
12288:1dcv5cifSJjDGamUkr8ulM7UA54BUVFyYQBJhEd6pgh:NJ/GovulMVOQQBJ2d6pg
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5800132992:AAEiAnLbVaQFAl51tOorObI_ia8oF7x04sI/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 api.ipify.org 6 api.ipify.org -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 608 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 324 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe Token: SeDebugPrivilege 608 powershell.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 324 wrote to memory of 608 324 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe 26 PID 324 wrote to memory of 608 324 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe 26 PID 324 wrote to memory of 608 324 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe 26 PID 324 wrote to memory of 608 324 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.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 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.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 95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe"C:\Users\Admin\AppData\Local\Temp\95abf03a0df4af716ca9e0cb1154e3e10753d2be8d299a0ad3e44fb87077ee93.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:324 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:608
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