Analysis
-
max time kernel
141s -
max time network
53s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
29-04-2024 04:51
Static task
static1
Behavioral task
behavioral1
Sample
Zhejiang Beifeng quotation.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Zhejiang Beifeng quotation.exe
Resource
win10v2004-20240419-en
General
-
Target
Zhejiang Beifeng quotation.exe
-
Size
750KB
-
MD5
ccb26b0248d76e4861c4ab3c7d4dbf2b
-
SHA1
d82bf2747f14a9bd14ff13f22ce1b558d6b8a495
-
SHA256
e7cb1048d6ed1b7ce7cf749aa86a335d0a5ac62a6912bdcffe6fc90ad6898f09
-
SHA512
b90237a8bca255eab4b7929f0ccb078830d1041a3064364509e2941f0bf535ea011b2bff227d7a4ba92c131e2ab6f98f51b18bf26dd669910a018e6b24913f95
-
SSDEEP
12288:mzvyFcE4IMkvtlLnUHRyC0ZQXO7dEkPopRfx9aUdh0DLyNP+H0V9un:MGcUvtGoC02Ohz45ra403+KK9+
Malware Config
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla payload 8 IoCs
Processes:
resource yara_rule behavioral2/memory/1916-9-0x0000000000400000-0x00000000004A5000-memory.dmp family_agenttesla behavioral2/memory/1916-6-0x0000000000400000-0x00000000004A5000-memory.dmp family_agenttesla behavioral2/memory/1916-12-0x00000000008E0000-0x000000000092C000-memory.dmp family_agenttesla behavioral2/memory/1916-11-0x00000000008E0000-0x000000000092C000-memory.dmp family_agenttesla behavioral2/memory/1916-10-0x0000000000400000-0x00000000004A5000-memory.dmp family_agenttesla behavioral2/memory/1916-44-0x0000000000400000-0x00000000004A5000-memory.dmp family_agenttesla behavioral2/memory/1916-48-0x0000000076D90000-0x0000000076E80000-memory.dmp family_agenttesla behavioral2/memory/1916-50-0x0000000076D90000-0x0000000076E80000-memory.dmp family_agenttesla -
Drops startup file 1 IoCs
Processes:
notepad.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.vbs notepad.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Processes:
resource yara_rule behavioral2/memory/1916-9-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/1916-6-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/1916-10-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/1916-7-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/1916-3-0x0000000000400000-0x00000000004A5000-memory.dmp upx -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
Zhejiang Beifeng quotation.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zhejiang Beifeng quotation.exe Key opened \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zhejiang Beifeng quotation.exe Key opened \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zhejiang Beifeng quotation.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Zhejiang Beifeng quotation.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe" Zhejiang Beifeng quotation.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Zhejiang Beifeng quotation.exedescription pid process target process PID 880 set thread context of 1916 880 Zhejiang Beifeng quotation.exe Zhejiang Beifeng quotation.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Zhejiang Beifeng quotation.exeZhejiang Beifeng quotation.exepid process 880 Zhejiang Beifeng quotation.exe 880 Zhejiang Beifeng quotation.exe 1916 Zhejiang Beifeng quotation.exe 1916 Zhejiang Beifeng quotation.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Zhejiang Beifeng quotation.exepid process 880 Zhejiang Beifeng quotation.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
Zhejiang Beifeng quotation.exepid process 1916 Zhejiang Beifeng quotation.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Zhejiang Beifeng quotation.exedescription pid process Token: SeDebugPrivilege 1916 Zhejiang Beifeng quotation.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Zhejiang Beifeng quotation.exedescription pid process target process PID 880 wrote to memory of 2112 880 Zhejiang Beifeng quotation.exe notepad.exe PID 880 wrote to memory of 2112 880 Zhejiang Beifeng quotation.exe notepad.exe PID 880 wrote to memory of 2112 880 Zhejiang Beifeng quotation.exe notepad.exe PID 880 wrote to memory of 2112 880 Zhejiang Beifeng quotation.exe notepad.exe PID 880 wrote to memory of 2112 880 Zhejiang Beifeng quotation.exe notepad.exe PID 880 wrote to memory of 1916 880 Zhejiang Beifeng quotation.exe Zhejiang Beifeng quotation.exe PID 880 wrote to memory of 1916 880 Zhejiang Beifeng quotation.exe Zhejiang Beifeng quotation.exe PID 880 wrote to memory of 1916 880 Zhejiang Beifeng quotation.exe Zhejiang Beifeng quotation.exe -
outlook_office_path 1 IoCs
Processes:
Zhejiang Beifeng quotation.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zhejiang Beifeng quotation.exe -
outlook_win_path 1 IoCs
Processes:
Zhejiang Beifeng quotation.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zhejiang Beifeng quotation.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Zhejiang Beifeng quotation.exe"C:\Users\Admin\AppData\Local\Temp\Zhejiang Beifeng quotation.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\notepad.exe"C:\Windows\system32\notepad.exe"2⤵
- Drops startup file
-
C:\Users\Admin\AppData\Local\Temp\Zhejiang Beifeng quotation.exe"C:\Users\Admin\AppData\Local\Temp\Zhejiang Beifeng quotation.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/880-0-0x00000000007D0000-0x00000000007D1000-memory.dmpFilesize
4KB
-
memory/880-2-0x0000000002400000-0x0000000002401000-memory.dmpFilesize
4KB
-
memory/880-1-0x0000000000800000-0x0000000000809000-memory.dmpFilesize
36KB
-
memory/880-13-0x0000000000400000-0x00000000004C2000-memory.dmpFilesize
776KB
-
memory/1916-9-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
-
memory/1916-6-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
-
memory/1916-12-0x00000000008E0000-0x000000000092C000-memory.dmpFilesize
304KB
-
memory/1916-11-0x00000000008E0000-0x000000000092C000-memory.dmpFilesize
304KB
-
memory/1916-10-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
-
memory/1916-7-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
-
memory/1916-3-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
-
memory/1916-24-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-25-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-29-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-28-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-27-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-30-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-38-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-37-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-36-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-39-0x0000000074980000-0x0000000074F31000-memory.dmpFilesize
5.7MB
-
memory/1916-35-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-40-0x0000000000980000-0x0000000000990000-memory.dmpFilesize
64KB
-
memory/1916-34-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-33-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-32-0x0000000077522000-0x0000000077523000-memory.dmpFilesize
4KB
-
memory/1916-31-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-41-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-43-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-42-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-44-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
-
memory/1916-45-0x0000000000980000-0x0000000000990000-memory.dmpFilesize
64KB
-
memory/1916-48-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-59-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-61-0x0000000000980000-0x0000000000990000-memory.dmpFilesize
64KB
-
memory/1916-64-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-63-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-62-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-60-0x0000000074980000-0x0000000074F31000-memory.dmpFilesize
5.7MB
-
memory/1916-58-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-57-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-56-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-55-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-54-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-53-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-52-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-51-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-50-0x0000000076D90000-0x0000000076E80000-memory.dmpFilesize
960KB
-
memory/1916-49-0x0000000000990000-0x00000000009A0000-memory.dmpFilesize
64KB
-
memory/1916-66-0x0000000000980000-0x0000000000990000-memory.dmpFilesize
64KB
-
memory/1916-68-0x0000000000980000-0x0000000000990000-memory.dmpFilesize
64KB
-
memory/1916-72-0x0000000000980000-0x0000000000990000-memory.dmpFilesize
64KB
-
memory/2112-8-0x0000000000150000-0x0000000000151000-memory.dmpFilesize
4KB