Analysis
-
max time kernel
1s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
31-12-2023 08:49
Static task
static1
Behavioral task
behavioral1
Sample
2fa857766a51190a35c523d1e668c419.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2fa857766a51190a35c523d1e668c419.exe
Resource
win10v2004-20231215-en
General
-
Target
2fa857766a51190a35c523d1e668c419.exe
-
Size
597KB
-
MD5
2fa857766a51190a35c523d1e668c419
-
SHA1
a03a3e40fea2601e2b745b6d111d8b50384f1bd5
-
SHA256
32635c5f985aa62687009145f91b4523b781bea2faa94f7864d2ff16ab0a14ef
-
SHA512
3c54fd2dcfce7e412b8fe2bf328b7feb22dc2eabc24b14040255b7844280c0b4e5d9860c3e244fd90e5702b51454a406039bfd4edd245ee0f530eac4ed191556
-
SSDEEP
12288:pjxXyjFxBYSk/XE+DF7ruopsW+grfBecYSDE5JVKV6m9E1/E:pjlyZxBAXdZ75CgEcfDE5kKdE
Malware Config
Signatures
-
A310logger
A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
-
Detect ZGRat V1 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4736-7-0x0000000005420000-0x0000000005436000-memory.dmp family_zgrat_v1 -
StormKitty
StormKitty is an open source info stealer written in C#.
-
StormKitty payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4072-15-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral2/memory/4072-17-0x0000000001180000-0x0000000001190000-memory.dmp family_stormkitty -
A310logger Executable 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4072-15-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral2/memory/4072-17-0x0000000001180000-0x0000000001190000-memory.dmp a310logger -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 15 icanhazip.com -
Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
-
Suspicious use of SetThreadContext 2 IoCs
Processes:
2fa857766a51190a35c523d1e668c419.exe2fa857766a51190a35c523d1e668c419.exedescription pid process target process PID 4736 set thread context of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 2356 set thread context of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2712 4528 WerFault.exe InstallUtil.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
2fa857766a51190a35c523d1e668c419.exepid process 2356 2fa857766a51190a35c523d1e668c419.exe 2356 2fa857766a51190a35c523d1e668c419.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
2fa857766a51190a35c523d1e668c419.exe2fa857766a51190a35c523d1e668c419.exedescription pid process target process PID 4736 wrote to memory of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 4736 wrote to memory of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 4736 wrote to memory of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 4736 wrote to memory of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 4736 wrote to memory of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 4736 wrote to memory of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 4736 wrote to memory of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 4736 wrote to memory of 2356 4736 2fa857766a51190a35c523d1e668c419.exe 2fa857766a51190a35c523d1e668c419.exe PID 2356 wrote to memory of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe PID 2356 wrote to memory of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe PID 2356 wrote to memory of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe PID 2356 wrote to memory of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe PID 2356 wrote to memory of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe PID 2356 wrote to memory of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe PID 2356 wrote to memory of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe PID 2356 wrote to memory of 4072 2356 2fa857766a51190a35c523d1e668c419.exe InstallUtil.exe -
outlook_office_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2fa857766a51190a35c523d1e668c419.exe"C:\Users\Admin\AppData\Local\Temp\2fa857766a51190a35c523d1e668c419.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2fa857766a51190a35c523d1e668c419.exe"C:\Users\Admin\AppData\Local\Temp\2fa857766a51190a35c523d1e668c419.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"4⤵
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 804⤵
- Program crash
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"1⤵
- Accesses Microsoft Outlook profiles
- outlook_office_path
- outlook_win_path
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"2⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4528 -ip 45281⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/2356-39-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
-
memory/2356-8-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
-
memory/2356-11-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
-
memory/3044-59-0x00007FF9CB4A0000-0x00007FF9CBE41000-memory.dmpFilesize
9.6MB
-
memory/3044-60-0x00007FF9CB4A0000-0x00007FF9CBE41000-memory.dmpFilesize
9.6MB
-
memory/4072-16-0x0000000075160000-0x0000000075711000-memory.dmpFilesize
5.7MB
-
memory/4072-38-0x0000000075160000-0x0000000075711000-memory.dmpFilesize
5.7MB
-
memory/4072-15-0x0000000000400000-0x0000000000418000-memory.dmpFilesize
96KB
-
memory/4072-17-0x0000000001180000-0x0000000001190000-memory.dmpFilesize
64KB
-
memory/4072-18-0x0000000075160000-0x0000000075711000-memory.dmpFilesize
5.7MB
-
memory/4736-2-0x0000000005900000-0x0000000005EA4000-memory.dmpFilesize
5.6MB
-
memory/4736-7-0x0000000005420000-0x0000000005436000-memory.dmpFilesize
88KB
-
memory/4736-4-0x00000000054D0000-0x0000000005548000-memory.dmpFilesize
480KB
-
memory/4736-1-0x00000000009A0000-0x0000000000A3A000-memory.dmpFilesize
616KB
-
memory/4736-14-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
-
memory/4736-6-0x00000000055F0000-0x0000000005600000-memory.dmpFilesize
64KB
-
memory/4736-0-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
-
memory/4736-3-0x0000000005430000-0x00000000054C2000-memory.dmpFilesize
584KB
-
memory/4736-5-0x0000000005600000-0x000000000569C000-memory.dmpFilesize
624KB
-
memory/4800-45-0x0000000001100000-0x0000000001110000-memory.dmpFilesize
64KB
-
memory/4800-61-0x0000000074480000-0x0000000074A31000-memory.dmpFilesize
5.7MB
-
memory/4800-44-0x0000000074480000-0x0000000074A31000-memory.dmpFilesize
5.7MB
-
memory/4800-46-0x0000000074480000-0x0000000074A31000-memory.dmpFilesize
5.7MB
-
memory/5108-30-0x00007FF9CB8A0000-0x00007FF9CC241000-memory.dmpFilesize
9.6MB
-
memory/5108-40-0x00007FF9CB8A0000-0x00007FF9CC241000-memory.dmpFilesize
9.6MB
-
memory/5108-31-0x0000000000E00000-0x0000000000E10000-memory.dmpFilesize
64KB
-
memory/5108-35-0x00007FF9CB8A0000-0x00007FF9CC241000-memory.dmpFilesize
9.6MB
-
memory/5108-36-0x00007FF9CB8A0000-0x00007FF9CC241000-memory.dmpFilesize
9.6MB