Analysis
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max time kernel
114s -
max time network
120s -
platform
windows7_x64 -
resource
win7 -
submitted
08-07-2020 06:29
Static task
static1
Behavioral task
behavioral1
Sample
RFQ EZR#341009_pdf.scr
Resource
win7
Behavioral task
behavioral2
Sample
RFQ EZR#341009_pdf.scr
Resource
win10v200430
General
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Target
RFQ EZR#341009_pdf.scr
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Size
1.2MB
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MD5
c08f541cd573eabbeb30f70ad3281864
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SHA1
19c3ea438b7128761eb4c886959f1348417dc39d
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SHA256
f49d13411efa1b43fa53a5dc39e03d62164f21620ec3c18b870710275685933c
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SHA512
3eaf8259f3ff5f0b3296a3019fef23acc2524487658b737f31b833d4a2e98e53f986c7d7e7b6c42080363aa28e218d2ad1e81b52a0f4e32b630a86dbdd3f6bc8
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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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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.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RFQ EZR#341009_pdf.scrpid process 608 RFQ EZR#341009_pdf.scr 608 RFQ EZR#341009_pdf.scr -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RFQ EZR#341009_pdf.scrdescription pid process Token: SeDebugPrivilege 608 RFQ EZR#341009_pdf.scr -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
RFQ EZR#341009_pdf.scrdescription pid process target process PID 608 wrote to memory of 1616 608 RFQ EZR#341009_pdf.scr schtasks.exe PID 608 wrote to memory of 1616 608 RFQ EZR#341009_pdf.scr schtasks.exe PID 608 wrote to memory of 1616 608 RFQ EZR#341009_pdf.scr schtasks.exe PID 608 wrote to memory of 1616 608 RFQ EZR#341009_pdf.scr schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ EZR#341009_pdf.scr"C:\Users\Admin\AppData\Local\Temp\RFQ EZR#341009_pdf.scr" /S1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:608 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PDzvxxYnunjfJO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B9B.tmp"2⤵
- Creates scheduled task(s)
PID:1616
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
e45e3f80a860a825eccf11ee53c7c9f2
SHA13d6a8089cd23eabaee74184775e55f5ba8efedca
SHA256822b5175ed000d75f1e1b5d85cb2f98568407ab319309fa657e9c417e5641c86
SHA512cf8b7e5ba02955d3fd2d3d855e20f943835e9530d418105f861a1510f316d9dbad064eeb502ba2adf87bf75158414155fb345af529888545ffdaf79d533c3ef6