Static task
static1
Behavioral task
behavioral1
Sample
Nulzuen.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Nulzuen.exe
Resource
win10v2004-20241007-en
General
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Target
WS2400046400629.rar
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Size
1.3MB
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MD5
8853a99994e823a0dc89f33aa50305c2
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SHA1
10e38b7d99007fff4a145fed7fa8d5f697969bd9
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SHA256
db2d89734996ba3fbe639c143b7ab371fbcc2c1e4601b5e2c7ebed30d45c7206
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SHA512
d4b5139a0961fef8b179fc1efe50a200d325dc98251b3b375dd663c8c6fb9f1400326bc2972fba65a59b22ae83ce174143c2e560e101d1b0a4ed6c27e563170d
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SSDEEP
24576:1h/pNqfyrTj2qfl7SbQJ+fHvJvZ5ds8/AwWAAyKW70V4Hrgyz8LpEgk:1h7MhA5KQ+vJvzdsVwWIKWtrgw81Egk
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack002/Nulzuen.exe
Files
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WS2400046400629.rar.rar
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WS2400046400629.img.iso
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Nulzuen.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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 1.3MB - Virtual size: 1.3MB
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