Analysis Overview
SHA256
e3c6a1546ff708f99122b730baeba4692769e0efeb9a3ccc58b215f9ab9fe8e8
Threat Level: Known bad
The file e3c6a1546ff708f99122b730baeba4692769e0efeb9a3ccc58b215f9ab9fe8e8 was found to be: Known bad.
Malicious Activity Summary
MassLogger
MassLogger Main Payload
MassLogger log file
ReZer0 packer
Reads user/profile data of web browsers
Checks computer location settings
Looks up external IP address via web service
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
outlook_office_path
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
outlook_win_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-21 01:58
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-21 01:58
Reported
2022-05-21 03:03
Platform
win7-20220414-en
Max time kernel
41s
Max time network
46s
Command Line
Signatures
ReZer0 packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe"
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"{path}"
Network
Files
memory/1012-54-0x00000000002F0000-0x0000000000408000-memory.dmp
memory/1012-55-0x0000000000440000-0x0000000000448000-memory.dmp
memory/1012-56-0x0000000007E20000-0x0000000007ECE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-21 01:58
Reported
2022-05-21 03:03
Platform
win10v2004-20220414-en
Max time kernel
147s
Max time network
154s
Command Line
Signatures
MassLogger
MassLogger Main Payload
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MassLogger log file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Key queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4224 set thread context of 4388 | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe"
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\PI 200000679 Rev 3_pdf.exe
"{path}"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| IE | 20.50.80.210:443 | tcp | |
| NL | 20.190.160.132:443 | tcp | |
| US | 8.8.8.8:53 | 14.110.152.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 3.220.57.224:80 | api.ipify.org | tcp |
| NL | 20.190.160.4:443 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| NL | 20.190.160.8:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | smtp.yandex.com | udp |
| RU | 77.88.21.158:587 | smtp.yandex.com | tcp |
| NL | 20.190.160.134:443 | tcp | |
| NL | 20.190.160.2:443 | tcp | |
| NL | 20.190.160.6:443 | tcp |
Files
memory/4224-130-0x0000000000720000-0x0000000000838000-memory.dmp
memory/4224-131-0x0000000007F30000-0x00000000084D4000-memory.dmp
memory/4224-132-0x0000000007B60000-0x0000000007BF2000-memory.dmp
memory/4224-133-0x0000000007B40000-0x0000000007B4A000-memory.dmp
memory/4224-134-0x000000000BB00000-0x000000000BB9C000-memory.dmp
memory/1512-135-0x0000000000000000-mapping.dmp
memory/4388-136-0x0000000000000000-mapping.dmp
memory/4388-137-0x0000000000400000-0x00000000004A6000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PI 200000679 Rev 3_pdf.exe.log
| MD5 | 400f1cc1a0a0ce1cdabda365ab3368ce |
| SHA1 | 1ecf683f14271d84f3b6063493dce00ff5f42075 |
| SHA256 | c8fa64f4b69df13ed6408fd4a204f318a36c2f38c85d4a4d42adfc9173f73765 |
| SHA512 | 14c8cfd58d097e5e89c8cabe1e665173f1ccf604a9ef70cdcb84116e265f90819c19c891be408e0ad7e29086a5c2ea2883b7a7d1184878dbbac63e2cabcd1c45 |
memory/4388-140-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-142-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-144-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-146-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-148-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-150-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-152-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-154-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-156-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-158-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-160-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-162-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-164-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-166-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-168-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-170-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-172-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-174-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-176-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-178-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-180-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-182-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-184-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-186-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-188-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-190-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-192-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-194-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-196-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-198-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-200-0x0000000000400000-0x00000000004A6000-memory.dmp
memory/4388-639-0x00000000063C0000-0x0000000006426000-memory.dmp
memory/4388-640-0x00000000080A0000-0x00000000080F0000-memory.dmp