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Analysis
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max time kernel
111s -
max time network
117s -
platform
windows7_x64 -
resource
win7 -
submitted
16/07/2020, 19:19
Static task
static1
Behavioral task
behavioral1
Sample
New Order.exe
Resource
win7
Behavioral task
behavioral2
Sample
New Order.exe
Resource
win10v200430
General
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Target
New Order.exe
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Size
559KB
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MD5
b04ac4f5dae9b625f56463dd1fcb3663
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SHA1
cccaf2c201721bfe633abad02b56f41c8f49823a
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SHA256
ee180e2ce4c79e38d7c5c4f5e56fd22642d8fefa00cc543e9d85dbcb6944ae88
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SHA512
91644d3898550cf90eb354349c8323d1df5a16b32a39e7358bd85270216c82173f493dbb3ce782f2dad4008ef6c28ba1edb8669045eb890340924f9e9a3f04b6
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
ikechukwu112
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/1920-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1920-3-0x0000000000446D3E-mapping.dmp family_agenttesla behavioral1/memory/1920-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1920-5-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1768 set thread context of 1920 1768 New Order.exe 27 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1860 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1768 New Order.exe 1768 New Order.exe 1920 New Order.exe 1920 New Order.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1768 New Order.exe Token: SeDebugPrivilege 1920 New Order.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1768 wrote to memory of 1860 1768 New Order.exe 24 PID 1768 wrote to memory of 1860 1768 New Order.exe 24 PID 1768 wrote to memory of 1860 1768 New Order.exe 24 PID 1768 wrote to memory of 1860 1768 New Order.exe 24 PID 1768 wrote to memory of 1904 1768 New Order.exe 26 PID 1768 wrote to memory of 1904 1768 New Order.exe 26 PID 1768 wrote to memory of 1904 1768 New Order.exe 26 PID 1768 wrote to memory of 1904 1768 New Order.exe 26 PID 1768 wrote to memory of 1920 1768 New Order.exe 27 PID 1768 wrote to memory of 1920 1768 New Order.exe 27 PID 1768 wrote to memory of 1920 1768 New Order.exe 27 PID 1768 wrote to memory of 1920 1768 New Order.exe 27 PID 1768 wrote to memory of 1920 1768 New Order.exe 27 PID 1768 wrote to memory of 1920 1768 New Order.exe 27 PID 1768 wrote to memory of 1920 1768 New Order.exe 27 PID 1768 wrote to memory of 1920 1768 New Order.exe 27 PID 1768 wrote to memory of 1920 1768 New Order.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\New Order.exe"C:\Users\Admin\AppData\Local\Temp\New Order.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1768 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qVfFedxTg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCF11.tmp"2⤵
- Creates scheduled task(s)
PID:1860
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C:\Users\Admin\AppData\Local\Temp\New Order.exe"{path}"2⤵PID:1904
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C:\Users\Admin\AppData\Local\Temp\New Order.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1920
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