Analysis
- max time kernel
77s - max time network
136s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system - submitted
28/04/2023, 04:36
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
PO202328.exe
Resource
win7-20230220-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
PO202328.exe
Resource
win10v2004-20230220-en
13 signatures
150 seconds
General
- Target PO202328.exe
- Size 910KB
- Sample230428-e8ed4sbg95
- SHA256 60b3645a7d02232fd97ba076bdb88e6a801f462ce972d79366df9261a9f62720
- MD5 4bb123f6de3de2443ccf2e9fc81f3547
- SHA1 393dd6c07967d7afdfb50690704227b9f5a33c02
- SHA512 5def09dbba0601aadd7ab67e7e4e00ff0d83cfd4e4ef764ee76ed8f24c997dfd9da1e603995a1cfeae13f598f1f2b58dac16df1531cd7463a56b030e533e7518
- SSDEEP 12288:cOoQEyxnueUElKTvxsXxs2egQVtmTBE+679k7A+JeK6gwuScWu801ceNdJjPSS2r:6y3UElwshsqBq7gr64auzcGbq
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
C2
-
https://api.telegram.org/bot5310184099:AAGxqu0IL8tjOF6Eq6x2u0gfcHhvuxRwfLU/sendMessage?chat_id=5350445922
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 5 IoCs
resource yara_rule behavioral1/memory/464-64-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/464-65-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/464-67-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/464-69-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/464-71-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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 PO202328.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO202328.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO202328.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 1108 set thread context of 464 1108 PO202328.exe 27 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 464 PO202328.exe 464 PO202328.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 464 PO202328.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1108 wrote to memory of 464 1108 PO202328.exe 27 PID 1108 wrote to memory of 464 1108 PO202328.exe 27 PID 1108 wrote to memory of 464 1108 PO202328.exe 27 PID 1108 wrote to memory of 464 1108 PO202328.exe 27 PID 1108 wrote to memory of 464 1108 PO202328.exe 27 PID 1108 wrote to memory of 464 1108 PO202328.exe 27 PID 1108 wrote to memory of 464 1108 PO202328.exe 27 PID 1108 wrote to memory of 464 1108 PO202328.exe 27 PID 1108 wrote to memory of 464 1108 PO202328.exe 27 - 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 PO202328.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 PO202328.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO202328.exe"C:\Users\Admin\AppData\Local\Temp\PO202328.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1108 -
C:\Users\Admin\AppData\Local\Temp\PO202328.exe"C:\Users\Admin\AppData\Local\Temp\PO202328.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:464
-