Analysis
- max time kernel
55s - max time network
145s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 19:45
Static task
static1
Behavioral task
behavioral1
Sample
INVOICE.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
INVOICE.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target INVOICE.exe
- Size 450KB
- Sample201109-2wz3wr8pas
- SHA256 59d52036bdcefb1d4b3dd681b01fa5f7d5ea57249f48fd81719f94c06b41dde0
- MD5 03fa76197555606d0e381c397eccde05
- SHA1 81cdda3489530426858c8edb253c4c524e29e660
- SHA512 6febf088b9f6cadf738fbff8d81038c1158e822669a232eee1dd0e21d952d465b81af9a2ef4bfe0034876e3096beb2da4a84c594e67ae1b54dc225a8cbb10e20
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
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Username
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Password
mpjw2013
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
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Username
-
Password
mpjw2013
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/844-0-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral2/memory/844-1-0x000000000044AB1E-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 428 set thread context of 844 428 INVOICE.exe 76 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 844 INVOICE.exe 844 INVOICE.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 844 INVOICE.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 844 INVOICE.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 428 wrote to memory of 844 428 INVOICE.exe 76 PID 428 wrote to memory of 844 428 INVOICE.exe 76 PID 428 wrote to memory of 844 428 INVOICE.exe 76 PID 428 wrote to memory of 844 428 INVOICE.exe 76 PID 428 wrote to memory of 844 428 INVOICE.exe 76 PID 428 wrote to memory of 844 428 INVOICE.exe 76 PID 428 wrote to memory of 844 428 INVOICE.exe 76 PID 428 wrote to memory of 844 428 INVOICE.exe 76 PID 844 wrote to memory of 1520 844 INVOICE.exe 80 PID 844 wrote to memory of 1520 844 INVOICE.exe 80 PID 844 wrote to memory of 1520 844 INVOICE.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:428 -
C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:844 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:1520
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