Analysis
- max time kernel
144s - max time network
145s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 19:50
Static task
static1
Behavioral task
behavioral1
Sample
INVOICE COPY.pdf.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
INVOICE COPY.pdf.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target INVOICE COPY.pdf.exe
- Size 488KB
- Sample201109-7vxt84f3qn
- SHA256 920b0e647dfa5015702dcd1b7c2de5832711fc4930d780e6ef70b9fb59ec4ef2
- MD5 1c537c99095ccff28101960441f73b14
- SHA1 5df92236c04e26446401d1fc93cf7902a840ab43
- SHA512 96931ba55525fccc02be8c72b7563d78c8dc05d25608f98b2b93489278240d689a18fa70aebe923298f8a7e6e5f61d0cc08c75f6aaa37d57fe29176e7ccf223d
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.ru
-
Port
587
-
Username
-
Password
chibuikelightwork1
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.ru
-
Port
587
-
Username
-
Password
chibuikelightwork1
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/1016-0-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral2/memory/1016-1-0x000000000044C8DE-mapping.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 4628 set thread context of 1016 4628 INVOICE COPY.pdf.exe 75 - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4628 INVOICE COPY.pdf.exe 4628 INVOICE COPY.pdf.exe 1016 INVOICE COPY.pdf.exe 1016 INVOICE COPY.pdf.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4628 INVOICE COPY.pdf.exe Token: SeDebugPrivilege 1016 INVOICE COPY.pdf.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1016 INVOICE COPY.pdf.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4628 wrote to memory of 2524 4628 INVOICE COPY.pdf.exe 74 PID 4628 wrote to memory of 2524 4628 INVOICE COPY.pdf.exe 74 PID 4628 wrote to memory of 2524 4628 INVOICE COPY.pdf.exe 74 PID 4628 wrote to memory of 1016 4628 INVOICE COPY.pdf.exe 75 PID 4628 wrote to memory of 1016 4628 INVOICE COPY.pdf.exe 75 PID 4628 wrote to memory of 1016 4628 INVOICE COPY.pdf.exe 75 PID 4628 wrote to memory of 1016 4628 INVOICE COPY.pdf.exe 75 PID 4628 wrote to memory of 1016 4628 INVOICE COPY.pdf.exe 75 PID 4628 wrote to memory of 1016 4628 INVOICE COPY.pdf.exe 75 PID 4628 wrote to memory of 1016 4628 INVOICE COPY.pdf.exe 75 PID 4628 wrote to memory of 1016 4628 INVOICE COPY.pdf.exe 75 PID 1016 wrote to memory of 4164 1016 INVOICE COPY.pdf.exe 80 PID 1016 wrote to memory of 4164 1016 INVOICE COPY.pdf.exe 80 PID 1016 wrote to memory of 4164 1016 INVOICE COPY.pdf.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\INVOICE COPY.pdf.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE COPY.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Users\Admin\AppData\Local\Temp\INVOICE COPY.pdf.exe"{path}"2⤵PID:2524
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C:\Users\Admin\AppData\Local\Temp\INVOICE COPY.pdf.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1016 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:4164
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