Analysis
- max time kernel
130s - max time network
137s - platform
windows7_x64 - resource
win7 - submitted
29/06/2020, 15:40
Static task
static1
Behavioral task
behavioral1
Sample
T. HALK BANKASI A.S.exe
Resource
win7
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
T. HALK BANKASI A.S.exe
Resource
win10v200430
0 signatures
0 seconds
General
- Target T. HALK BANKASI A.S.exe
- Size 422KB
- Sample200629-xxe4ebrmfe
- SHA256 1f40106224e9c8a5fb2934f9669e1481508df50cf4cdd0df2dcbd281df911d2c
- MD5 f3b461f6c5a6355d384d23606a541add
- SHA1 6b42d727693b58db89cdc788e74a872e12ef4830
- SHA512 5917c84c06f61d9336ab2bf8b5f3b3a5754debe5bcafd683abcd4c39921f5debfcd8d93b2bc805c62215051ee88ce4ddf2d14748222b2e0f7eda9be81286cfe3
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
Hunter$#@145722
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/1892-9-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1892-10-0x00000000004479FE-mapping.dmp family_agenttesla behavioral1/memory/1892-12-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1892-13-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla - Executes dropped EXE 1 IoCs
pid Process 1892 InstallUtil.exe - Loads dropped DLL 1 IoCs
pid Process 1768 T. HALK BANKASI A.S.exe - 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.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1768 set thread context of 1892 1768 T. HALK BANKASI A.S.exe 24 - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1768 T. HALK BANKASI A.S.exe 1768 T. HALK BANKASI A.S.exe 1768 T. HALK BANKASI A.S.exe 1892 InstallUtil.exe 1892 InstallUtil.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1768 T. HALK BANKASI A.S.exe Token: SeDebugPrivilege 1892 InstallUtil.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1892 InstallUtil.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24 PID 1768 wrote to memory of 1892 1768 T. HALK BANKASI A.S.exe 24
Processes
-
C:\Users\Admin\AppData\Local\Temp\T. HALK BANKASI A.S.exe"C:\Users\Admin\AppData\Local\Temp\T. HALK BANKASI A.S.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1768 -
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1892
-