Analysis
- max time kernel
73s - max time network
130s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system - submitted
09/05/2023, 08:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
e-dekont.exe
Resource
win7-20230220-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
e-dekont.exe
Resource
win10v2004-20230221-en
13 signatures
150 seconds
General
- Target e-dekont.exe
- Size 862KB
- Sample230509-j4earseh65
- SHA256 06491cd2952c4f625d71050ecd36d6256cf3111de0dacd18c81aedefd8035f9e
- MD5 3860b1ebdd5b8fa2d4e4306d57646dfa
- SHA1 72c06c986bb56f2b7d0b186026f006fb68f0b3c4
- SHA512 8f34c2f293734928548a29f3eeb93bc75da66a477b7886823b9df21572b9f672e9739f3cfbcd8a12d3612cdc56e14f017949d61bb967e76dfd92472fb82d105e
- SSDEEP 12288:ZNj5Ay7R3+nVsYshTsaUDRn1krv6k0qrGjuAMbbcofj:Z3QVw1sagn1ep0qrGjab9fj
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
C2
-
https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 7 IoCs
resource yara_rule behavioral1/memory/768-63-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/768-64-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/768-66-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/768-68-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/768-70-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/768-71-0x0000000004B20000-0x0000000004B60000-memory.dmp family_snakekeylogger behavioral1/memory/768-72-0x0000000004B20000-0x0000000004B60000-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-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e-dekont.exe Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e-dekont.exe Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e-dekont.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 1348 set thread context of 768 1348 e-dekont.exe 28 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 768 e-dekont.exe 768 e-dekont.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 768 e-dekont.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 PID 1348 wrote to memory of 768 1348 e-dekont.exe 28 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e-dekont.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e-dekont.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:768
-