Analysis
- max time kernel
136s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system - submitted
24/04/2024, 04:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
e-dekont.exe
Resource
win7-20240221-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
e-dekont.exe
Resource
win10v2004-20240412-en
12 signatures
150 seconds
General
- Target e-dekont.exe
- Size 834KB
- Sample240424-fe56eafb32
- SHA256 5f8e6d5fd79a5a648e42597881ddf5e418be34a81b678b9742fad39d6b74c298
- MD5 ff53d6a04ea8618890f7a81e31bd8a22
- SHA1 d804959bcb8a2ea43278a1f78aac8abede4fa62f
- SHA512 fb1830954a5568b13448fc3326a66b7730081cc432aeca6de3cefde5b3ee7f44a9fe95c8d8ec53bbd293be3f931f0dcc890bf3c612593d07d897c6939cddce45
- SSDEEP 12288:WUF9WM9gnUHf/6JCh+bLNftlDcaxlCcjbAf:WU2M9gUHf/6tLTlYklCQbA
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
Credentials
-
Protocol
smtp
-
Host
mail.agmfilter.com
-
Port
587
-
Username
-
Password
sibelr_63017
-
Email to
C2
-
https://scratchdreams.tk
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 2 IoCs
resource yara_rule behavioral2/memory/100-12-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral2/memory/100-19-0x00000000056F0000-0x0000000005700000-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-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e-dekont.exe Key opened \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e-dekont.exe Key opened \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\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 47 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 324 set thread context of 100 324 e-dekont.exe 100 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 100 e-dekont.exe 100 e-dekont.exe 100 e-dekont.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 100 e-dekont.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 324 wrote to memory of 100 324 e-dekont.exe 100 PID 324 wrote to memory of 100 324 e-dekont.exe 100 PID 324 wrote to memory of 100 324 e-dekont.exe 100 PID 324 wrote to memory of 100 324 e-dekont.exe 100 PID 324 wrote to memory of 100 324 e-dekont.exe 100 PID 324 wrote to memory of 100 324 e-dekont.exe 100 PID 324 wrote to memory of 100 324 e-dekont.exe 100 PID 324 wrote to memory of 100 324 e-dekont.exe 100 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\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-1-5-21-4084619521-2220719027-1909462854-1000\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:324 -
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:100
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e-dekont.exe.log
- Size 1KB
- SHA256 1e1b444fe2d8772f6709b22b94bb5b0aa7fa590f6a693705d9bf1f2f71267a55
- MD5 7cad59aef5a93f093b6ba494f13f796f
- SHA1 3cef97b77939bfc06dfd3946fc1a8cd159f67100
- SHA512 8cedd03efec34c6226a01fd6b4831a689be16545ea6b849cd96f775e0722bfefd4b47f3dd8401d2080d341d4319f75995ece60de44352a1f86a2e5dc01e6210b
- MD5 SHA1 SHA512