Behavioral task
behavioral1
Sample
Build.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Build.exe
Resource
win10v2004-20250129-en
General
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Target
Build.exe
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Size
123KB
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MD5
0575237798a9569b08a53c229b199696
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SHA1
218c85fb75a55e152b021d0c7d073fdf82075bf9
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SHA256
132e1944cab755a8edbf514d773dc63b65ffc60db4fb0b9b2e0a78833002f63d
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SHA512
b17832d7cdc1b48cf46a6923b0f32def2977fde131be34ed70ad6bdf1e3179d45281c418f32ab67d7a7b7acaa71bf5371bbb060fef2f1ca53fc3a9fb58548a62
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SSDEEP
3072:en28xnE4SfnDGr7mT4687TFbi9kN72U53TXMmT:KNnE527Ub0bwS
Malware Config
Signatures
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StormKitty payload 1 IoCs
resource yara_rule sample family_stormkitty -
Stormkitty family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Build.exe
Files
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Build.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 121KB - Virtual size: 120KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - 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