Overview
overview
10Static
static
10InfectedStealer.exe
windows7-x64
7InfectedStealer.exe
windows10-2004-x64
7Level 1 Deadcode.txt
windows7-x64
1Level 1 Deadcode.txt
windows10-2004-x64
1SimpleObfuscator.dll
windows7-x64
1SimpleObfuscator.dll
windows10-2004-x64
1Stub/Stub.exe
windows7-x64
10Stub/Stub.exe
windows10-2004-x64
10Analysis
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max time kernel
95s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 06:55
Behavioral task
behavioral1
Sample
InfectedStealer.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
InfectedStealer.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Level 1 Deadcode.txt
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
Level 1 Deadcode.txt
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
SimpleObfuscator.dll
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
SimpleObfuscator.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Stub/Stub.exe
Resource
win7-20240903-en
General
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Target
Stub/Stub.exe
-
Size
219KB
-
MD5
3e12195a81c4a1fce97e3993a895dbd7
-
SHA1
9a4e7568b3f6ab2c68869882b7a9c49d52b2a61e
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SHA256
a44af3b0054917bf21fde1ea841aec196e786e4d3e34f817f16aa28994e1debb
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SHA512
ea9257315bd35e1c8d6738b9e21dde24369f4c6ff7a4feeb1b8586939678125bd93ee0cea10f2360b3d4594e0d617657362694f8ff5d578580d94d87c3073ef6
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SSDEEP
3072:SF0UWgzqk8SEhcEzSCKwdxGlgxS2I8e3/N/IVsFiOXmHw:2IgzqkjEzSCqKo8e3/JUs0
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral8/memory/2412-1-0x0000000000200000-0x000000000023E000-memory.dmp family_umbral -
Umbral family
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Stub.exe