Behavioral task
behavioral1
Sample
NIGAS.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
NIGAS.exe
Resource
win10v2004-20230220-en
General
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Target
NIGAS.exe
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Size
83KB
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MD5
edd3be97416fa1a1a395aead8e35b64f
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SHA1
db7df2354b98c552e5152e2ec254d7d8123bbd93
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SHA256
2ab7328e0e55d787d1a6d367571b770ccd3bc92255d17b5508a85ec95210ca5e
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SHA512
0de5620cc4c39cba9befaf74f8590ac15243ff6fbae2bf0b5467e662b693eac9661fbc85462c17849ab7a021e4745e6038c09b31a3b10fc065fed437ad513098
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SSDEEP
1536:/AMfrTX01OrGpRZNdbv66Claewnph6Nu/FJdVzCY+o2owx3TE4Sf9bcNZgxj0kO9:6DewnphDFEOls3TOf9bagh0kOe4
Malware Config
Signatures
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
resource yara_rule sample disable_win_def -
StormKitty payload 1 IoCs
resource yara_rule sample family_stormkitty -
Stormkitty family
Files
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NIGAS.exe.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 80KB - Virtual size: 79KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ