Analysis
- max time kernel
65s - max time network
127s - platform
windows7_x64 - resource
win7-20220901-en - resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system - submitted
27/01/2023, 14:03
Static task
static1
Behavioral task
behavioral1
Sample
4oL0kmKWmsPY4za.exe
Resource
win7-20220901-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
4oL0kmKWmsPY4za.exe
Resource
win10v2004-20220812-en
13 signatures
150 seconds
General
- Target 4oL0kmKWmsPY4za.exe
- Size 847KB
- Sample230127-rcpanach8w
- SHA256 3e182eb16b61d7c0caa1baab76469cc14e5174f381fcb0cfbff042fd531f38a0
- MD5 5964a118e25400f2a841b70fd38b598b
- SHA1 1cd34a0e2a07076c09f86564c9037b75cbe91b97
- SHA512 ecef8c5e9dabb679a17fdcc5785bdb67082f4a1d3922ce0927bed6345f7d54bbd05392c13df07cca387e77d6a67a59ce29a010e4be4bf7077eee3e50243c3323
- SSDEEP 12288:8tG7vV5zxPCRgo1WoXD9FqIG1ape+1VyFCmLhmTllFU/BU6W+Q5aYMdZo4nqU4/4:UFG1V+fWLhmT7i3Q5gnzqVWJC/K
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
Credentials
-
Protocol
smtp
-
Host
smtp.seyanqcy.com
-
Port
587
-
Username
-
Password
winners44
-
Email to
C2
-
https://api.telegram.org/bot5816458649:AAFS1obzDKYH_QeQC_kvYxhd80vhKb3q6Vs/sendMessage?chat_id=5586449047
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 6 IoCs
resource yara_rule behavioral1/memory/1492-63-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1492-65-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1492-66-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1492-67-0x00000000004207DE-mapping.dmp family_snakekeylogger behavioral1/memory/1492-69-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1492-71-0x0000000000400000-0x0000000000426000-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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4oL0kmKWmsPY4za.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4oL0kmKWmsPY4za.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4oL0kmKWmsPY4za.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 1700 set thread context of 1492 1700 4oL0kmKWmsPY4za.exe 27 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1492 4oL0kmKWmsPY4za.exe 1492 4oL0kmKWmsPY4za.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1492 4oL0kmKWmsPY4za.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 PID 1700 wrote to memory of 1492 1700 4oL0kmKWmsPY4za.exe 27 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4oL0kmKWmsPY4za.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4oL0kmKWmsPY4za.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4oL0kmKWmsPY4za.exe"C:\Users\Admin\AppData\Local\Temp\4oL0kmKWmsPY4za.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Users\Admin\AppData\Local\Temp\4oL0kmKWmsPY4za.exe"C:\Users\Admin\AppData\Local\Temp\4oL0kmKWmsPY4za.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1492
-