Overview
overview
10Static
static
10Stealer.zip
windows10-2004-x64
1Mono.Cecil.Mdb.dll
windows10-2004-x64
1Mono.Cecil.Mdb.pdb
windows10-2004-x64
3Mono.Cecil.Pdb.dll
windows10-2004-x64
5Mono.Cecil.Pdb.pdb
windows10-2004-x64
3Mono.Cecil.Rocks.dll
windows10-2004-x64
1Mono.Cecil.Rocks.pdb
windows10-2004-x64
3Mono.Cecil.dll
windows10-2004-x64
5Mono.Cecil.pdb
windows10-2004-x64
3Umbral Builder.exe
windows10-2004-x64
1Umbral Bui...config
windows10-2004-x64
3Umbral Builder.pdb
windows10-2004-x64
3Umbral.exe
windows10-2004-x64
10Vestris.Re...ib.dll
windows10-2004-x64
1jose-jwt.dll
windows10-2004-x64
5Analysis
-
max time kernel
505s -
max time network
508s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
28-06-2023 09:47
Behavioral task
behavioral1
Sample
Stealer.zip
Resource
win10v2004-20230621-en
Behavioral task
behavioral2
Sample
Mono.Cecil.Mdb.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral3
Sample
Mono.Cecil.Mdb.pdb
Resource
win10v2004-20230621-en
Behavioral task
behavioral4
Sample
Mono.Cecil.Pdb.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral5
Sample
Mono.Cecil.Pdb.pdb
Resource
win10v2004-20230621-en
Behavioral task
behavioral6
Sample
Mono.Cecil.Rocks.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral7
Sample
Mono.Cecil.Rocks.pdb
Resource
win10v2004-20230621-en
Behavioral task
behavioral8
Sample
Mono.Cecil.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral9
Sample
Mono.Cecil.pdb
Resource
win10v2004-20230621-en
Behavioral task
behavioral10
Sample
Umbral Builder.exe
Resource
win10v2004-20230621-en
Behavioral task
behavioral11
Sample
Umbral Builder.exe.config
Resource
win10v2004-20230621-en
Behavioral task
behavioral12
Sample
Umbral Builder.pdb
Resource
win10v2004-20230621-en
Behavioral task
behavioral13
Sample
Umbral.exe
Resource
win10v2004-20230621-en
Behavioral task
behavioral14
Sample
Vestris.ResourceLib.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral15
Sample
jose-jwt.dll
Resource
win10v2004-20230621-en
General
-
Target
Mono.Cecil.Pdb.dll
-
Size
87KB
-
MD5
6d5eb860c2be5dbeb470e7d3f3e7dda4
-
SHA1
80c76660b87c52127b1a7da48e27700f75362041
-
SHA256
447ede1984bb4acd73bd97c0ec57a11c079cee8301c91fb199ca98c1906d3cc4
-
SHA512
64cf4fe7de68a35720d2b9338ba9cf182e127d95d72d2ccf7ff5c73a368133663e70c988a460825fa87b2d03717a4447948d5262f56aceb7c3bf1cb3ab5a41a5
-
SSDEEP
1536:2OCAsdBo+am5OMwr5IlALYKXgAJGsZhTjrjvjCXeO:ZCjta0OMuIlArVJGqT/jveXeO
Malware Config
Signatures
-
Drops file in System32 directory 8 IoCs
description ioc Process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{324AD7B6-A10A-4C3F-BB08-61752EE66170}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{2A2D3FFE-BE30-424A-978A-ADB8BD173B46}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{08C8826D-95DF-4C03-A613-CC79D77F3CAC}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{8485335F-EEA2-479E-A451-1755A7EC30AE}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{5675B3EB-A2A5-4751-96E0-B87A5D9FAA63}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{307F9E2E-32A0-4819-9A9A-E2CBC88044F1}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{0F63E324-80A6-44B4-9E49-2A4622436EA3}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{EA254DAB-76C4-4ADA-A29F-257FBA5F3B46}.catalogItem svchost.exe