Analysis
- max time kernel
142s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system - submitted
06/10/2023, 07:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
SCH09876568009876-098.exe
Resource
win7-20230831-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
SCH09876568009876-098.exe
Resource
win10v2004-20230915-en
10 signatures
150 seconds
General
- Target SCH09876568009876-098.exe
- Size 356KB
- Sample231006-hvx6vahf21
- SHA256 765daa6202872b486382897bb06f4e17522fc29173677ea38e6e3451c5fb5d3e
- MD5 a9d79ca8143f17ee3d17596b500676c2
- SHA1 737af7ca98ab36041889940a3468f690549448be
- SHA512 f66cd53aa1d123b8ddf8e02e291d9cb08e43fed2d0b107be328799e55f33a4383b7715d50e6b89dbea0d08f9560232d579ee2f4ad4082d43645e2c7bc05f1c16
- SSDEEP 6144:L0nJBIKD2SJMz2dR8rZNlvzB0CCadHT3+lo2iUSe7Ye8i9Sw3Kc50RxTlSdk6ce4:sJfD2S+nRBl/HCTi/hetSw3juPek6ceV
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
Credentials
-
Protocol
smtp
-
Host
posta.ni.net.tr
-
Port
587
-
Username
-
Password
nilya1957
-
Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/3460-8-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger - Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cvtres.exe Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cvtres.exe Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cvtres.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 21 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4356 set thread context of 3460 4356 SCH09876568009876-098.exe 86 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3460 cvtres.exe 3460 cvtres.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3460 cvtres.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4356 wrote to memory of 3460 4356 SCH09876568009876-098.exe 86 PID 4356 wrote to memory of 3460 4356 SCH09876568009876-098.exe 86 PID 4356 wrote to memory of 3460 4356 SCH09876568009876-098.exe 86 PID 4356 wrote to memory of 3460 4356 SCH09876568009876-098.exe 86 PID 4356 wrote to memory of 3460 4356 SCH09876568009876-098.exe 86 PID 4356 wrote to memory of 3460 4356 SCH09876568009876-098.exe 86 PID 4356 wrote to memory of 3460 4356 SCH09876568009876-098.exe 86 PID 4356 wrote to memory of 3460 4356 SCH09876568009876-098.exe 86 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cvtres.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cvtres.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\SCH09876568009876-098.exe"C:\Users\Admin\AppData\Local\Temp\SCH09876568009876-098.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4356 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3460
-