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
492s -
max time network
496s -
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.Mdb.pdb
-
Size
18KB
-
MD5
073d9d6c9c71f66151b84a376ede4a9d
-
SHA1
2101dfe180528b00af6596cc04af7d6d70eae943
-
SHA256
891251514aa16f94485263c52faba51bb5bb3495b9fad382c74f6c9da78718dd
-
SHA512
4135cbce4eebf255b143f3ef03525a0f9e0322a7a682584ec87b025aeaeb9c2d7294394bc9aacc87313047ac71c5b3b83429a93af4f4549f596c5a32b6587779
-
SSDEEP
384:uqgdBvkE/zECNLuSW5oAs+yj7tVcV6uGK2tmrNvnmBXizuXNYpkUkBqukOVOtq/y:NABvkE/znuSEMj7t++F9BquYKoZ
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1620 OpenWith.exe