Analysis
-
max time kernel
120s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
11-10-2023 07:00
Behavioral task
behavioral1
Sample
Quotation China.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Quotation China.exe
Resource
win10v2004-20230915-en
General
-
Target
Quotation China.exe
-
Size
124KB
-
MD5
3adcb908c47a0e9e9358430dcc0c5b55
-
SHA1
a3cc683b61c6b571d973ba51c682f48534e6d01f
-
SHA256
2623f5e2a7aa90ec2c7d11a3e60fca615a629ca352a5ccdf9d4243c46e720738
-
SHA512
a04d200902513678f86150473c223c83c2c4f84f78a34142a0e84c95b04b3ddf2f151358988971b57d0843644cc61e44ce23438314cf578d879d8099886108de
-
SSDEEP
3072:eOOYz2Yaq4T7pwMxjF9uJokbUPITDlwBT8EDbY:vzJU+okbpTE8+b
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot6553808600:AAEctl9z_ViEe1VbBXIi3Q8EzcyyXMP9F5g/sendMessage?chat_id=5086753017
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1976-0-0x000000013FCE0000-0x000000013FD02000-memory.dmp family_snakekeylogger -
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
Processes:
Quotation China.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation China.exe Key opened \REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation China.exe Key opened \REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation China.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.
Processes:
flow ioc 4 checkip.dyndns.org -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Quotation China.exepid process 1976 Quotation China.exe 1976 Quotation China.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Quotation China.exedescription pid process Token: SeDebugPrivilege 1976 Quotation China.exe -
outlook_office_path 1 IoCs
Processes:
Quotation China.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation China.exe -
outlook_win_path 1 IoCs
Processes:
Quotation China.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quotation China.exe