Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
26-09-2024 01:56
Static task
static1
Behavioral task
behavioral1
Sample
8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe
Resource
win10v2004-20240802-en
General
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Target
8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe
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Size
949KB
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MD5
d5b3d11c19dcb6e3125415c0dedfe2b6
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SHA1
f4c8309c80c85b8d1316fb88a90102d81c3474fd
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SHA256
8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7
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SHA512
d1e9e87e82a29c4d24bc2ea25740032b93af7ee048309c9ed2e249578dca8b7558fe561fb25ec22eeceea62fb2b05607fad6c5eff724657612f12dc109f3f107
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SSDEEP
12288:CDN+hU6YasBZbnT9pf0K+Dg0I6d3oxs0P3hCYbVVUhyeb5zXre:CfBZbnJFx+Dp2FUjVz6
Malware Config
Extracted
Protocol: smtp- Host:
granjaarmengol.com - Port:
587 - Username:
[email protected] - Password:
28112811Ab
Extracted
snakekeylogger
Protocol: smtp- Host:
granjaarmengol.com - Port:
587 - Username:
[email protected] - Password:
28112811Ab - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 2 IoCs
resource yara_rule behavioral1/memory/2592-25-0x0000000040000000-0x0000000040024000-memory.dmp family_snakekeylogger behavioral1/memory/2592-28-0x0000000040000000-0x0000000040024000-memory.dmp family_snakekeylogger -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2264 set thread context of 2592 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 30 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 2592 InstallUtil.exe 2592 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe Token: SeDebugPrivilege 2592 InstallUtil.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2264 wrote to memory of 2592 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 30 PID 2264 wrote to memory of 2592 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 30 PID 2264 wrote to memory of 2592 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 30 PID 2264 wrote to memory of 2592 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 30 PID 2264 wrote to memory of 2592 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 30 PID 2264 wrote to memory of 2592 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 30 PID 2264 wrote to memory of 2592 2264 8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe 30 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe"C:\Users\Admin\AppData\Local\Temp\8248df24bfd99d9869ec94c4d3321b61171a3c5137921bdd254e40118c50d0b7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2592
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