Analysis
- max time kernel
102s - max time network
179s - platform
windows10-2004_x64 - resource
win10v2004-en-20220112 - submitted
09/03/2022, 07:48
General
- Target 8946892a1354aebdd14040128348bd3905c35b40c713e0cf9bdc7426ae24fe69.exe
- Size 241KB
- Sample220309-jm8haafbb9
- SHA256 8946892a1354aebdd14040128348bd3905c35b40c713e0cf9bdc7426ae24fe69
Score
10/10
Malware Config
Extracted
Family
-
jester
Botnet
-
FikusCode
C2
-
http://jesterdcuxzbey4xvlwwheoecpltru5be2mzuk4w7a7nrhckdjjhrbyd.onion/report/FikusCode
-
https://api.anonfiles.com/upload?token=d26d620842507144
Mutex
-
46378331-3729-449c-9a03-94f385d10a9c
Attributes
-
license_key
D1F0DE359CBD562CCF9326AEEEA8E64E
Signatures
- Jester
Jester is an information stealer malware written in C#.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8946892a1354aebdd14040128348bd3905c35b40c713e0cf9bdc7426ae24fe69.exe"C:\Users\Admin\AppData\Local\Temp\8946892a1354aebdd14040128348bd3905c35b40c713e0cf9bdc7426ae24fe69.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 01⤵
- Checks processor information in registry
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/768-130-0x000001FF42420000-0x000001FF42462000-memory.dmp
memory/768-132-0x000001FF5DFF0000-0x000001FF5DFF2000-memory.dmp
memory/768-131-0x00007FFB6DBB0000-0x00007FFB6E671000-memory.dmp