Analysis
- max time kernel
115s - max time network
121s - platform
windows7_x64 - resource
win7 - submitted
20/07/2020, 09:26
Static task
static1
Behavioral task
behavioral1
Sample
Sample pictures.exe
Resource
win7
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Sample pictures.exe
Resource
win10v200430
0 signatures
0 seconds
General
- Target Sample pictures.exe
- Size 637KB
- Sample200720-hy58472dvs
- SHA256 5ab5e18b5ffe74e4c3ccf07f2e19f2daf006338022e64806b284eb8e0f0e1c15
- MD5 00dd30cd54403721c9f368b80333e70a
- SHA1 520b1ed79731d8b659831412037f3a66ebf0459c
- SHA512 0e8c050ef8dc39028e803923669ba9a9230c6a07d28781b628cc2989f25dffd4a202fa2cc966d5f9342c35fadd3cee68a530cf5c5fee7b8d56ae9838d8ebd1fe
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
JEHOVAH8899
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/296-3-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/296-4-0x0000000000446D5E-mapping.dmp family_agenttesla behavioral1/memory/296-5-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/296-6-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla - 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 608 set thread context of 296 608 Sample pictures.exe 24 - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 608 Sample pictures.exe 608 Sample pictures.exe 608 Sample pictures.exe 296 Sample pictures.exe 296 Sample pictures.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 608 Sample pictures.exe Token: SeDebugPrivilege 296 Sample pictures.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 296 Sample pictures.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 608 wrote to memory of 296 608 Sample pictures.exe 24 PID 608 wrote to memory of 296 608 Sample pictures.exe 24 PID 608 wrote to memory of 296 608 Sample pictures.exe 24 PID 608 wrote to memory of 296 608 Sample pictures.exe 24 PID 608 wrote to memory of 296 608 Sample pictures.exe 24 PID 608 wrote to memory of 296 608 Sample pictures.exe 24 PID 608 wrote to memory of 296 608 Sample pictures.exe 24 PID 608 wrote to memory of 296 608 Sample pictures.exe 24 PID 608 wrote to memory of 296 608 Sample pictures.exe 24
Processes
-
C:\Users\Admin\AppData\Local\Temp\Sample pictures.exe"C:\Users\Admin\AppData\Local\Temp\Sample pictures.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:608 -
C:\Users\Admin\AppData\Local\Temp\Sample pictures.exe"C:\Users\Admin\AppData\Local\Temp\Sample pictures.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:296
-