Analysis
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max time kernel
118s -
max time network
124s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
22-10-2021 08:01
Static task
static1
Behavioral task
behavioral1
Sample
Request for quotation.exe
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
Request for quotation.exe
Resource
win10-en-20211014
General
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Target
Request for quotation.exe
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Size
346KB
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MD5
eb10234a0a4f57d5b23d17eb663e0a85
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SHA1
1dcfa0eaeff6d2891d5708c0598a8a4ee64b3a0a
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SHA256
b6ed29e0da8d78835a66a6c4560548e37ae59ab79451429c6d818f8cc43173bd
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SHA512
446d1c18b760dac482ca4fcc6ed0f65d34c9267625c1d7d49077116d8c8ddfdb0a60789692f68e18dd7c2996c11cba734c8ead065ea29b9612dcc937845a1547
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1803146213:AAHYyCRx7FggQ9LfPbrIs79ZUWCEc9wNnDo/sendDocument
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
Processes:
resource yara_rule behavioral2/memory/4076-116-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral2/memory/4076-117-0x000000000040188B-mapping.dmp family_agenttesla behavioral2/memory/4076-118-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral2/memory/4076-120-0x0000000000B50000-0x0000000000B87000-memory.dmp family_agenttesla -
Loads dropped DLL 1 IoCs
Processes:
Request for quotation.exepid process 3772 Request for quotation.exe -
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
Processes:
Request for quotation.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request for quotation.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request for quotation.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request for quotation.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Request for quotation.exedescription pid process target process PID 3772 set thread context of 4076 3772 Request for quotation.exe Request for quotation.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Request for quotation.exepid process 4076 Request for quotation.exe 4076 Request for quotation.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Request for quotation.exedescription pid process Token: SeDebugPrivilege 4076 Request for quotation.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
Request for quotation.exedescription pid process target process PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe PID 3772 wrote to memory of 4076 3772 Request for quotation.exe Request for quotation.exe -
outlook_office_path 1 IoCs
Processes:
Request for quotation.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request for quotation.exe -
outlook_win_path 1 IoCs
Processes:
Request for quotation.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request for quotation.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Request for quotation.exe"C:\Users\Admin\AppData\Local\Temp\Request for quotation.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Request for quotation.exe"C:\Users\Admin\AppData\Local\Temp\Request for quotation.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Temp\nsdBFF6.tmp\pvrgshwm.dllMD5
1faaa3ee0a67c6f5162963e363e8faf0
SHA182c8977e56a1ea9c25ac415defcfb035fa4d0085
SHA256c340dc49b7d2339617ad4d76e3b4ec0483f294068fd1f26382e3833eea085792
SHA5122714fc63ca8244a0940713b2fa593ff6ee8d1e66987a10506304fd3a45cf90a7ea39139a17c2389617f7c607f9d72251ad3bdc8e72b7b1f13f979abec596da1c
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memory/4076-116-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/4076-117-0x000000000040188B-mapping.dmp
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memory/4076-118-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/4076-119-0x00000000048C0000-0x00000000048C1000-memory.dmpFilesize
4KB
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memory/4076-120-0x0000000000B50000-0x0000000000B87000-memory.dmpFilesize
220KB
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memory/4076-122-0x00000000048D0000-0x00000000048D1000-memory.dmpFilesize
4KB
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memory/4076-124-0x00000000048C3000-0x00000000048C4000-memory.dmpFilesize
4KB
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memory/4076-123-0x00000000048C2000-0x00000000048C3000-memory.dmpFilesize
4KB
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memory/4076-125-0x00000000048C4000-0x00000000048C5000-memory.dmpFilesize
4KB
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memory/4076-126-0x0000000004F10000-0x0000000004F11000-memory.dmpFilesize
4KB
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memory/4076-127-0x00000000057B0000-0x00000000057B1000-memory.dmpFilesize
4KB
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memory/4076-128-0x00000000057E0000-0x00000000057E1000-memory.dmpFilesize
4KB
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memory/4076-129-0x00000000007B0000-0x00000000007B1000-memory.dmpFilesize
4KB
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memory/4076-130-0x0000000000480000-0x0000000000481000-memory.dmpFilesize
4KB