Analysis
- max time kernel
145s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
08/01/2024, 18:06
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
MT ESHIPS COBIA.exe
Resource
win7-20231129-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
MT ESHIPS COBIA.exe
Resource
win10v2004-20231215-en
12 signatures
150 seconds
General
- Target MT ESHIPS COBIA.exe
- Size 492KB
- Sample240108-wpy3vaeghk
- SHA256 d85b912c5171741966d6c8238db04de39b56ed1b696ccf7a32400d34cd29338c
- MD5 eed3180705c584f83fce43b5a89a4d95
- SHA1 7b49f051d5bab815ee88748368fb06ad07ba70a7
- SHA512 3b35e07a6d117700725d1569079eb44dc1fb98189d2fae55b2d9797a29365ef36fe794184561eb429fd0737fabbc2e8a282430a22725558ec7424cbfe06e878e
- SSDEEP 12288:l/ipq9IbMmP2qXTeyOnTYBbsAOvrYfQ6:l/BgMm+qDebGZouQ6
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/1100-8-0x0000000000400000-0x0000000000426000-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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.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 26 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1380 set thread context of 1100 1380 MT ESHIPS COBIA.exe 97 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1100 RegAsm.exe 1100 RegAsm.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1100 RegAsm.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1380 wrote to memory of 1100 1380 MT ESHIPS COBIA.exe 97 PID 1380 wrote to memory of 1100 1380 MT ESHIPS COBIA.exe 97 PID 1380 wrote to memory of 1100 1380 MT ESHIPS COBIA.exe 97 PID 1380 wrote to memory of 1100 1380 MT ESHIPS COBIA.exe 97 PID 1380 wrote to memory of 1100 1380 MT ESHIPS COBIA.exe 97 PID 1380 wrote to memory of 1100 1380 MT ESHIPS COBIA.exe 97 PID 1380 wrote to memory of 1100 1380 MT ESHIPS COBIA.exe 97 PID 1380 wrote to memory of 1100 1380 MT ESHIPS COBIA.exe 97 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\MT ESHIPS COBIA.exe"C:\Users\Admin\AppData\Local\Temp\MT ESHIPS COBIA.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1100
-