Analysis
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max time kernel
113s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 11:54
Static task
static1
Behavioral task
behavioral1
Sample
BOQ.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
BOQ.exe
Resource
win10v2004-20220414-en
General
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Target
BOQ.exe
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Size
368KB
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MD5
ace3df43557728e524f595c6f557bdf0
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SHA1
825cfdea1c901773e649b25d24e88e8af198900a
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SHA256
f1c58bc5387daaca15abc7de2e134f79d9e6371474025be61d9300fbf6b8fc32
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SHA512
06b25666985ccdc48cbdb423b51b4afad72f4930fe21bb2de12fcff7098013c3985d3d1bae1370b2fedeb780cd5a0ef010b73dc38b1b838dfd75e04a583f87d8
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.unversal-stahl.com - Port:
587 - Username:
[email protected] - Password:
Control84@
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
Processes:
resource yara_rule behavioral2/memory/4036-132-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
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:
BOQ.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 BOQ.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 BOQ.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 BOQ.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
BOQ.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe" BOQ.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
BOQ.exedescription pid process target process PID 3472 set thread context of 4036 3472 BOQ.exe BOQ.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
BOQ.exepid process 4036 BOQ.exe 4036 BOQ.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
BOQ.exedescription pid process Token: SeDebugPrivilege 4036 BOQ.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
BOQ.exepid process 4036 BOQ.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
BOQ.exeBOQ.exedescription pid process target process PID 3472 wrote to memory of 4036 3472 BOQ.exe BOQ.exe PID 3472 wrote to memory of 4036 3472 BOQ.exe BOQ.exe PID 3472 wrote to memory of 4036 3472 BOQ.exe BOQ.exe PID 3472 wrote to memory of 4036 3472 BOQ.exe BOQ.exe PID 3472 wrote to memory of 4036 3472 BOQ.exe BOQ.exe PID 3472 wrote to memory of 4036 3472 BOQ.exe BOQ.exe PID 3472 wrote to memory of 4036 3472 BOQ.exe BOQ.exe PID 3472 wrote to memory of 4036 3472 BOQ.exe BOQ.exe PID 4036 wrote to memory of 4148 4036 BOQ.exe netsh.exe PID 4036 wrote to memory of 4148 4036 BOQ.exe netsh.exe PID 4036 wrote to memory of 4148 4036 BOQ.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
BOQ.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 BOQ.exe -
outlook_win_path 1 IoCs
Processes:
BOQ.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 BOQ.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\BOQ.exe"C:\Users\Admin\AppData\Local\Temp\BOQ.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\BOQ.exe"C:\Users\Admin\AppData\Local\Temp\BOQ.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\BOQ.exe.logFilesize
496B
MD5cb76b18ebed3a9f05a14aed43d35fba6
SHA1836a4b4e351846fca08b84149cb734cb59b8c0d6
SHA2568d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349
SHA5127631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c
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memory/3472-130-0x0000000074E00000-0x00000000753B1000-memory.dmpFilesize
5.7MB
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memory/4036-131-0x0000000000000000-mapping.dmp
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memory/4036-132-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/4036-134-0x0000000074E00000-0x00000000753B1000-memory.dmpFilesize
5.7MB
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memory/4148-135-0x0000000000000000-mapping.dmp