Analysis
- max time kernel
115s - max time network
122s - platform
windows7_x64 - resource
win7 - submitted
20/07/2020, 10:41
Static task
static1
Behavioral task
behavioral1
Sample
662dbe8970a2e9777f7bd107fa86d33a.exe
Resource
win7
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
662dbe8970a2e9777f7bd107fa86d33a.exe
Resource
win10
0 signatures
0 seconds
General
- Target 662dbe8970a2e9777f7bd107fa86d33a.exe
- Size 753KB
- Sample200720-71sa6d3y46
- SHA256 8a8d6c0a19756e1f4461eecf65b83d5dcf952e7fc082aa088d081245b2f925f2
- MD5 662dbe8970a2e9777f7bd107fa86d33a
- SHA1 b4d6f5d6fdb5d68aaa0bbecafdc3d777759aecd0
- SHA512 48d4d975052dbc01bd5fbd526f30a8e473cee3b27b97f40053d65113e4e50b755c8dec4a67b5e12763c843540ca54e742aa725aff5c3d80acf17e4921fa6019f
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
opjis0123
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/808-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/808-5-0x0000000000446BDE-mapping.dmp family_agenttesla behavioral1/memory/808-7-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/808-8-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla - Executes dropped EXE 1 IoCs
pid Process 808 InstallUtil.exe - Loads dropped DLL 1 IoCs
pid Process 1124 662dbe8970a2e9777f7bd107fa86d33a.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 1124 set thread context of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 808 InstallUtil.exe 808 InstallUtil.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1124 662dbe8970a2e9777f7bd107fa86d33a.exe Token: SeDebugPrivilege 808 InstallUtil.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24 PID 1124 wrote to memory of 808 1124 662dbe8970a2e9777f7bd107fa86d33a.exe 24
Processes
-
C:\Users\Admin\AppData\Local\Temp\662dbe8970a2e9777f7bd107fa86d33a.exe"C:\Users\Admin\AppData\Local\Temp\662dbe8970a2e9777f7bd107fa86d33a.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1124 -
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
PID:808
-