Analysis
- max time kernel
147s - max time network
149s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 20:42
Static task
static1
Behavioral task
behavioral1
Sample
RFQ_V40795.pdf.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
RFQ_V40795.pdf.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target RFQ_V40795.pdf.exe
- Size 520KB
- Sample201109-az6fxc16ee
- SHA256 a1438fd2ecd8a17372fde0f4920d510bce698eeb2eec5d29d67fbc15523d2e1d
- MD5 63a2ec09db4568a893a1e95c35b64c12
- SHA1 e5004a71b47bc3918fac346a11ea618a15b02cc8
- SHA512 5f1235058cfccc993c832db187c8452e6974084ebc1c92673e0d1845fb78e0fcf367d0b59a062309d8c294321eb9d39aa5a1c59aec7b2d093f13ca16191a5a62
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
smtp.cdldxy-cn.com
-
Port
587
-
Username
-
Password
SSzps(s5
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.cdldxy-cn.com
-
Port
587
-
Username
-
Password
SSzps(s5
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/2300-0-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral2/memory/2300-1-0x000000000044CC4E-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 728 set thread context of 2300 728 RFQ_V40795.pdf.exe 78 - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 728 RFQ_V40795.pdf.exe 728 RFQ_V40795.pdf.exe 728 RFQ_V40795.pdf.exe 728 RFQ_V40795.pdf.exe 2300 RFQ_V40795.pdf.exe 2300 RFQ_V40795.pdf.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 728 RFQ_V40795.pdf.exe Token: SeDebugPrivilege 2300 RFQ_V40795.pdf.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 728 wrote to memory of 2300 728 RFQ_V40795.pdf.exe 78 PID 728 wrote to memory of 2300 728 RFQ_V40795.pdf.exe 78 PID 728 wrote to memory of 2300 728 RFQ_V40795.pdf.exe 78 PID 728 wrote to memory of 2300 728 RFQ_V40795.pdf.exe 78 PID 728 wrote to memory of 2300 728 RFQ_V40795.pdf.exe 78 PID 728 wrote to memory of 2300 728 RFQ_V40795.pdf.exe 78 PID 728 wrote to memory of 2300 728 RFQ_V40795.pdf.exe 78 PID 728 wrote to memory of 2300 728 RFQ_V40795.pdf.exe 78 PID 2300 wrote to memory of 4056 2300 RFQ_V40795.pdf.exe 80 PID 2300 wrote to memory of 4056 2300 RFQ_V40795.pdf.exe 80 PID 2300 wrote to memory of 4056 2300 RFQ_V40795.pdf.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\RFQ_V40795.pdf.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_V40795.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:728 -
C:\Users\Admin\AppData\Local\Temp\RFQ_V40795.pdf.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2300 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:4056
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