Analysis
- max time kernel
60s - max time network
105s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 20:39
Static task
static1
Behavioral task
behavioral1
Sample
E.T.A Shpmts_xlsx.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
E.T.A Shpmts_xlsx.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target E.T.A Shpmts_xlsx.exe
- Size 333KB
- Sample201109-acc5k5h9cs
- SHA256 e4c807505f6c4a6c8369f3e78dc51a7bb5e6969803fc2ee9f992fe623b8a1dd6
- MD5 5b652336a08b84b9225fbe42ebb1a74c
- SHA1 284fec77c98f72f7a457838b8e13ba9759a79696
- SHA512 2f6d07440cb71e5b09c07b18f69d9672a01b5f1eea9bedf5b58b23347ec338310cb54c20a67dd728d601dfab12d816f710aa435ec9287a62f5788896784cb41f
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
mail.nabf.com.au
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Port
587
-
Username
-
Password
r%cd3=De!F8)?Q.VuK
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/4072-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral2/memory/4072-3-0x0000000000447D2E-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 1192 set thread context of 4072 1192 E.T.A Shpmts_xlsx.exe 78 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 636 schtasks.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1192 E.T.A Shpmts_xlsx.exe 1192 E.T.A Shpmts_xlsx.exe 1192 E.T.A Shpmts_xlsx.exe 1192 E.T.A Shpmts_xlsx.exe 4072 E.T.A Shpmts_xlsx.exe 4072 E.T.A Shpmts_xlsx.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1192 E.T.A Shpmts_xlsx.exe Token: SeDebugPrivilege 4072 E.T.A Shpmts_xlsx.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4072 E.T.A Shpmts_xlsx.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1192 wrote to memory of 636 1192 E.T.A Shpmts_xlsx.exe 76 PID 1192 wrote to memory of 636 1192 E.T.A Shpmts_xlsx.exe 76 PID 1192 wrote to memory of 636 1192 E.T.A Shpmts_xlsx.exe 76 PID 1192 wrote to memory of 4072 1192 E.T.A Shpmts_xlsx.exe 78 PID 1192 wrote to memory of 4072 1192 E.T.A Shpmts_xlsx.exe 78 PID 1192 wrote to memory of 4072 1192 E.T.A Shpmts_xlsx.exe 78 PID 1192 wrote to memory of 4072 1192 E.T.A Shpmts_xlsx.exe 78 PID 1192 wrote to memory of 4072 1192 E.T.A Shpmts_xlsx.exe 78 PID 1192 wrote to memory of 4072 1192 E.T.A Shpmts_xlsx.exe 78 PID 1192 wrote to memory of 4072 1192 E.T.A Shpmts_xlsx.exe 78 PID 1192 wrote to memory of 4072 1192 E.T.A Shpmts_xlsx.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\E.T.A Shpmts_xlsx.exe"C:\Users\Admin\AppData\Local\Temp\E.T.A Shpmts_xlsx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OziBuI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6305.tmp"2⤵
- Creates scheduled task(s)
PID:636
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C:\Users\Admin\AppData\Local\Temp\E.T.A Shpmts_xlsx.exe"C:\Users\Admin\AppData\Local\Temp\E.T.A Shpmts_xlsx.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4072
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