Analysis
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max time kernel
154s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 12:38
General
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Target
Original Shipping documents .pdf.exe
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Size
497KB
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MD5
b4c970d02853627e0895a727572788c7
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SHA1
78c71acc984005bb0f7db63180dd3b3fa9673abb
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SHA256
7d55b0a9f323550b53b9bed20b938959163a3ab02b995a6d84d5e4b0145febb7
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SHA512
3f71519f1c105b49c538dd7b37e22207765c233809999eed8f786d834b023d85974d4fd4ba370e19f5843eefc454c5a88149985dacf9fee878315a41d3c7cc35
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
infokingking88@yandex.ru - Password:
kingmoney12345
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
infokingking88@yandex.ru - Password:
kingmoney12345
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 6 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Original Shipping documents .pdf.exe"C:\Users\Admin\AppData\Local\Temp\Original Shipping documents .pdf.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\Original Shipping documents .pdf.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\Original Shipping documents .pdf.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\Original Shipping documents .pdf.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Original Shipping documents .pdf.exe.logFilesize
507B
MD576ffb2f33cb32ade8fc862a67599e9d8
SHA1920cc4ab75b36d2f9f6e979b74db568973c49130
SHA256f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310
SHA512f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e
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memory/1472-130-0x00000000008E0000-0x0000000000962000-memory.dmpFilesize
520KB
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memory/1472-131-0x0000000005920000-0x0000000005EC4000-memory.dmpFilesize
5.6MB
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memory/1472-132-0x0000000005370000-0x0000000005402000-memory.dmpFilesize
584KB
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memory/1472-133-0x0000000005410000-0x00000000054AC000-memory.dmpFilesize
624KB
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memory/3108-136-0x0000000000000000-mapping.dmp
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memory/3108-137-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/3108-139-0x0000000006790000-0x00000000067F6000-memory.dmpFilesize
408KB
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memory/3108-140-0x0000000006E40000-0x0000000006E90000-memory.dmpFilesize
320KB
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memory/3108-141-0x0000000006BF0000-0x0000000006BFA000-memory.dmpFilesize
40KB
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memory/4104-134-0x0000000000000000-mapping.dmp
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memory/4356-135-0x0000000000000000-mapping.dmp