Analysis
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max time kernel
128s -
max time network
129s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
09-11-2020 19:38
General
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Target
FATTURA E CONSEGNE.exe
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Size
509KB
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MD5
c3e5e47de044708a5db025ee0ce0a5e0
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SHA1
267099acf5da2bd39600802e11e8f8987659d5e1
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SHA256
69fd444f0eb7bb59be2d6c832b345ec4ba7dfbb1195611770339f43cfd4bd19c
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SHA512
28635b697cb8d8f926418b273c20820c331e1735e719e42d7fec4bd88bdff11fe0cad23ef698ffb1be2a471a3b76c52b03a6e8a0a0cc62684b9bb3bb4335858c
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.fridec.com - Port:
587 - Username:
montse.varas@fridec.com - Password:
@zOmvs]eL!$*
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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CoreEntity .NET Packer 1 IoCs
A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
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AgentTesla Payload 4 IoCs
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rezer0 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
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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 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\FATTURA E CONSEGNE.exe"C:\Users\Admin\AppData\Local\Temp\FATTURA E CONSEGNE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\FATTURA E CONSEGNE.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1132-561-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1132-559-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1132-560-0x000000000044C94E-mapping.dmp
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memory/1132-562-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1132-564-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/1432-1-0x00000000009F0000-0x00000000009F1000-memory.dmpFilesize
4KB
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memory/1432-3-0x0000000000970000-0x00000000009CE000-memory.dmpFilesize
376KB
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memory/1432-4-0x0000000000500000-0x0000000000511000-memory.dmpFilesize
68KB
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memory/1432-557-0x0000000000490000-0x0000000000493000-memory.dmpFilesize
12KB
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memory/1432-558-0x0000000001E80000-0x0000000001ED3000-memory.dmpFilesize
332KB
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memory/1432-0-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/1432-563-0x0000000000550000-0x0000000000580000-memory.dmpFilesize
192KB
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memory/1924-569-0x0000000000000000-mapping.dmp