Analysis
- max time kernel
144s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
11/07/2022, 08:10
Static task
static1
Behavioral task
behavioral1
Sample
ceb9237ecded700afae826f03d43c80c.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
ceb9237ecded700afae826f03d43c80c.exe
Resource
win10v2004-20220414-en
General
- Target ceb9237ecded700afae826f03d43c80c.exe
- Size 630KB
- Sample220711-j2pcysfdan
- SHA256 6bacc8bd474bde817e968bcedfe508492a100eb73749894ba4b61b2f6d0dec0d
- MD5 ceb9237ecded700afae826f03d43c80c
- SHA1 f1726c02afe304862e192b044ab725d67dd6e72a
- SHA512 74574740ec6cca0f61f41f22b3167a2803950fbc383f130d483ce34a05309bd3099eb63cd932ada4f907c44481f53fa3ca3283368fb3f7cc70844d29eff24f35
- MD5 SHA1 SHA512
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
-
Email to
-
https://api.telegram.org/bot5321688653:AAEI2yqGrOA_-sRZ3xaqutrexraSgFa0AnA/sendMessage?chat_id=5048077662
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/1200-137-0x0000000000400000-0x0000000000426000-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-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ceb9237ecded700afae826f03d43c80c.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ceb9237ecded700afae826f03d43c80c.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ceb9237ecded700afae826f03d43c80c.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 48 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2804 set thread context of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1200 ceb9237ecded700afae826f03d43c80c.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1200 ceb9237ecded700afae826f03d43c80c.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2804 wrote to memory of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 PID 2804 wrote to memory of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 PID 2804 wrote to memory of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 PID 2804 wrote to memory of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 PID 2804 wrote to memory of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 PID 2804 wrote to memory of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 PID 2804 wrote to memory of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 PID 2804 wrote to memory of 1200 2804 ceb9237ecded700afae826f03d43c80c.exe 90 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ceb9237ecded700afae826f03d43c80c.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ceb9237ecded700afae826f03d43c80c.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ceb9237ecded700afae826f03d43c80c.exe"C:\Users\Admin\AppData\Local\Temp\ceb9237ecded700afae826f03d43c80c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Users\Admin\AppData\Local\Temp\ceb9237ecded700afae826f03d43c80c.exe"C:\Users\Admin\AppData\Local\Temp\ceb9237ecded700afae826f03d43c80c.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1200
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ceb9237ecded700afae826f03d43c80c.exe.log
- Size 1KB
- SHA256 555433299641100efeaaa819ca6c261d12dd9b265916606ce6644e8abda57b1f
- MD5 2b66f4402c5eccd587ec481a4d8bcc6a
- SHA1 3913c42aa261156684a1efd83f94c590412064b7
- SHA512 3fa690b02e3a61255546a91bb48369616bc7bb69e4f846e0a8bdae60058be5aba40665fe1bdb6debc784c77efcf5d7a17b1f91691fb396cbf79ad36dd207a8cb
- MD5 SHA1 SHA512