Analysis
-
max time kernel
60s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
26-02-2023 01:37
Static task
static1
Behavioral task
behavioral1
Sample
be7fb27a2d8fe2dcb1573590373ccab7.zip
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
be7fb27a2d8fe2dcb1573590373ccab7.zip
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe
Resource
win10v2004-20230220-en
General
-
Target
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe
-
Size
582KB
-
MD5
be7fb27a2d8fe2dcb1573590373ccab7
-
SHA1
1f97541db03a96f28c786e99ee40d8da1a2035fd
-
SHA256
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320
-
SHA512
209d24bb976d671755bf3cdfffdc9d28d2f7c2fd372d3dd6e1a2fdcb537a50ddfd296a661b3627652d945317b0c211d46b569235897a010bac77aea97de28605
-
SSDEEP
12288:Ha4ne0dXFMetm3aC33ZLJLUf9snBS4csPYae6qfzFAA:T5I33hhUF54clNf7FB
Malware Config
Signatures
-
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 3 IoCs
Processes:
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 8 api.ipify.org 13 ip-api.com 7 api.ipify.org -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 232 4568 WerFault.exe 82 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exepid Process 4568 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe 4568 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exedescription pid Process Token: SeDebugPrivilege 4568 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe -
outlook_office_path 1 IoCs
Processes:
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe -
outlook_win_path 1 IoCs
Processes:
37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe"C:\Users\Admin\AppData\Local\Temp\37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4568 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 4568 -s 26562⤵
- Program crash
PID:232
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 460 -p 4568 -ip 45681⤵PID:208