Analysis
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max time kernel
150s -
max time network
64s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
12-01-2021 14:20
General
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Target
DOWNLOAD-NEW VACCINES-COVID-19-REPORT-SAFETY1.xlsx.exe
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Size
830KB
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MD5
9e719a17220c4d93818c356acf9aac13
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SHA1
047695b12bd793941b178594cfac29e12ac11c83
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SHA256
2a0b7eba6ec8d395dcc4485e2369c2ec289819c378e0f1f81a87a7622e0da17c
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SHA512
23cf1edadf8f81d327576426b342cf43584843a6c824296018090725d845572c09abc6af40a6a4b0c291b2de1de4ea63130472d9a9444d18c29f33bd414e9cfa
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.privateemail.com - Port:
587 - Username:
[email protected] - Password:
churchboy10
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
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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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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\DOWNLOAD-NEW VACCINES-COVID-19-REPORT-SAFETY1.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\DOWNLOAD-NEW VACCINES-COVID-19-REPORT-SAFETY1.xlsx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DOWNLOAD-NEW VACCINES-COVID-19-REPORT-SAFETY1.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\DOWNLOAD-NEW VACCINES-COVID-19-REPORT-SAFETY1.xlsx.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DOWNLOAD-NEW VACCINES-COVID-19-REPORT-SAFETY1.xlsx.exe.logMD5
90acfd72f14a512712b1a7380c0faf60
SHA140ba4accb8faa75887e84fb8e38d598dc8cf0f12
SHA25620806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86
SHA51229dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9
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memory/1048-9-0x0000000005620000-0x0000000005621000-memory.dmpFilesize
4KB
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memory/1048-11-0x00000000062F0000-0x0000000006365000-memory.dmpFilesize
468KB
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memory/1048-6-0x00000000059E0000-0x00000000059E1000-memory.dmpFilesize
4KB
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memory/1048-7-0x0000000005580000-0x0000000005581000-memory.dmpFilesize
4KB
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memory/1048-8-0x0000000005470000-0x0000000005471000-memory.dmpFilesize
4KB
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memory/1048-2-0x0000000073A30000-0x000000007411E000-memory.dmpFilesize
6.9MB
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memory/1048-10-0x00000000054B0000-0x00000000054C2000-memory.dmpFilesize
72KB
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memory/1048-5-0x00000000053D0000-0x00000000053D1000-memory.dmpFilesize
4KB
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memory/1048-3-0x0000000000AF0000-0x0000000000AF1000-memory.dmpFilesize
4KB
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memory/3004-13-0x00000000004374DE-mapping.dmp
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memory/3004-12-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/3004-15-0x0000000073A30000-0x000000007411E000-memory.dmpFilesize
6.9MB
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memory/3004-20-0x0000000005590000-0x0000000005591000-memory.dmpFilesize
4KB
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memory/3004-21-0x00000000060C0000-0x00000000060C1000-memory.dmpFilesize
4KB