Overview
overview
10Static
static
10Mono.Cecil.Mdb.dll
windows10-2004-x64
1Mono.Cecil.Pdb.dll
windows10-2004-x64
1Mono.Cecil.Rocks.dll
windows10-2004-x64
1Mono.Cecil.dll
windows10-2004-x64
1Umbral Builder.exe
windows10-2004-x64
1Umbral.exe
windows10-2004-x64
10Vestris.Re...ib.dll
windows10-2004-x64
1jose-jwt.dll
windows10-2004-x64
1Analysis
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max time kernel
262s -
max time network
266s -
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 09:46
Behavioral task
behavioral1
Sample
Mono.Cecil.Mdb.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral2
Sample
Mono.Cecil.Pdb.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral3
Sample
Mono.Cecil.Rocks.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral4
Sample
Mono.Cecil.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral5
Sample
Umbral Builder.exe
Resource
win10v2004-20230621-en
Behavioral task
behavioral6
Sample
Umbral.exe
Resource
win10v2004-20230621-en
Behavioral task
behavioral7
Sample
Vestris.ResourceLib.dll
Resource
win10v2004-20230621-en
Behavioral task
behavioral8
Sample
jose-jwt.dll
Resource
win10v2004-20230621-en
General
-
Target
Umbral Builder.exe
-
Size
79KB
-
MD5
596a5541a68bcb4d5c606f4ca54fbbb5
-
SHA1
fcf605d48237f2413ab8a3c92b3337e12cc38121
-
SHA256
8e5653fb47d71c24d84ef6688606133661be290d7f395bc39fd7485389eb6426
-
SHA512
ef2121e13887852ff9ab9b5cf85dce6fc4d4b85dc0981b0bd33211dc9c5c95bb6595d1071030f093875567ab3be5aa6703d4759339a27a0b94d45807f1fbcf91
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SSDEEP
1536:y5TnXqJ1MdYC0NE6BxI2HUxWuFXhZupcuS1WPqsVtBp:wTnX21MdYC0NE6BxI2HUxWuFXhZu+uqW
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-4129409437-3162877118-52503038-1000\Software\Microsoft\Internet Explorer\TypedURLs Umbral Builder.exe