Analysis
-
max time kernel
98s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 12:29
Static task
static1
Behavioral task
behavioral1
Sample
0909000000000080.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
0909000000000080.exe
Resource
win10v2004-20220414-en
General
-
Target
0909000000000080.exe
-
Size
994KB
-
MD5
902795af5618d964c0f4c9f1dc286abf
-
SHA1
e60bb6c13241a24cf6d65dd57d1fa92c56cf6ee8
-
SHA256
69a3a2bc5ad99e27fad0546f6cf90ca633dc971979987314b0032e1eb67f1a3b
-
SHA512
68df80c5f0f379ecc92f220fa9a4b7a20b5463fe25c0a813f23118b32957850902d5e8afaf788545f10399b01d237711fbd8df7c5755b9193145f186f0d46e37
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\8236ADF044\Log.txt
masslogger
Signatures
-
MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
-
MassLogger Main Payload 32 IoCs
Processes:
resource yara_rule behavioral2/memory/1944-137-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-139-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-141-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-143-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-145-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-147-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-149-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-151-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-153-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-155-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-157-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-159-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-161-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-163-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-165-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-167-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-169-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-171-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-173-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-175-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-177-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-179-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-181-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-183-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-185-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-187-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-189-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-191-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-193-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-195-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-197-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger behavioral2/memory/1944-199-0x0000000000400000-0x00000000004B0000-memory.dmp family_masslogger -
MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.
Processes:
yara_rule masslogger_log_file -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0909000000000080.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation 0909000000000080.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 18 IoCs
Processes:
0909000000000080.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook 0909000000000080.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 0909000000000080.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook 0909000000000080.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 0909000000000080.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0909000000000080.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chrome = "\"C:\\Users\\Admin\\AppData\\Roaming\\chrome.exe\"" 0909000000000080.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 24 api.ipify.org 26 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
0909000000000080.exedescription pid process target process PID 760 set thread context of 1944 760 0909000000000080.exe 0909000000000080.exe -
Suspicious behavior: EnumeratesProcesses 37 IoCs
Processes:
0909000000000080.exe0909000000000080.exepid process 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 760 0909000000000080.exe 1944 0909000000000080.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
0909000000000080.exe0909000000000080.exedescription pid process Token: SeDebugPrivilege 760 0909000000000080.exe Token: SeDebugPrivilege 1944 0909000000000080.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
0909000000000080.exedescription pid process target process PID 760 wrote to memory of 1944 760 0909000000000080.exe 0909000000000080.exe PID 760 wrote to memory of 1944 760 0909000000000080.exe 0909000000000080.exe PID 760 wrote to memory of 1944 760 0909000000000080.exe 0909000000000080.exe PID 760 wrote to memory of 1944 760 0909000000000080.exe 0909000000000080.exe PID 760 wrote to memory of 1944 760 0909000000000080.exe 0909000000000080.exe PID 760 wrote to memory of 1944 760 0909000000000080.exe 0909000000000080.exe PID 760 wrote to memory of 1944 760 0909000000000080.exe 0909000000000080.exe PID 760 wrote to memory of 1944 760 0909000000000080.exe 0909000000000080.exe -
outlook_office_path 1 IoCs
Processes:
0909000000000080.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe -
outlook_win_path 1 IoCs
Processes:
0909000000000080.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0909000000000080.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\0909000000000080.exe"C:\Users\Admin\AppData\Local\Temp\0909000000000080.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\0909000000000080.exe"C:\Users\Admin\AppData\Local\Temp\0909000000000080.exe"2⤵
- Checks computer location settings
- 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
-
memory/760-130-0x0000000000EF0000-0x0000000000FEE000-memory.dmpFilesize
1016KB
-
memory/760-131-0x0000000005F10000-0x00000000064B4000-memory.dmpFilesize
5.6MB
-
memory/760-132-0x0000000005A00000-0x0000000005A92000-memory.dmpFilesize
584KB
-
memory/760-133-0x0000000005AC0000-0x0000000005ACA000-memory.dmpFilesize
40KB
-
memory/760-134-0x0000000005DD0000-0x0000000005E6C000-memory.dmpFilesize
624KB
-
memory/760-135-0x0000000005D30000-0x0000000005D96000-memory.dmpFilesize
408KB
-
memory/1944-136-0x0000000000000000-mapping.dmp
-
memory/1944-137-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-139-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-141-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-143-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-145-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-147-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-149-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-151-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-153-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-155-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-157-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-159-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-161-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-163-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-165-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-167-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-169-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-171-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-173-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-175-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-177-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-179-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-181-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-183-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-185-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-187-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-189-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-191-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-193-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-195-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-197-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-199-0x0000000000400000-0x00000000004B0000-memory.dmpFilesize
704KB
-
memory/1944-646-0x0000000007160000-0x00000000071B0000-memory.dmpFilesize
320KB