Static task
static1
Behavioral task
behavioral1
Sample
decay_eng.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
decay_eng.exe
Resource
win10v2004-20231222-en
General
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Target
decay_eng.exe
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Size
35.4MB
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MD5
ba6b567f477ee151589699f8d0adb8d2
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SHA1
e713b06e28bd63e207c8d984a8f5d0100661eb14
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SHA256
261928983e737b533662e6bfa77a4dbc094f510431a55da0b60a6228eeb1923e
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SHA512
f84a3412206c85926dfb34969a091877114bd3dc8b301ec0ab12d4ee0d3cf61933a770d83c5fb917d27ace64cd49aa199b43c68518a1857570c6986797f945d7
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SSDEEP
786432:C//ZFbxePwXSDR6r95GjFwTOP6OG4VPgILbr53SzybvSxvGcv0:kLXF5GjCs6l4VoIDoFxvGcs
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource decay_eng.exe
Files
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decay_eng.exe.exe windows:1 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 36KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1024B - Virtual size: 588B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 3KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 8B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ