Behavioral task
behavioral1
Sample
857f8e562734954fbff1fccfcd20f2727ec7ca4029667ca6ade9fe2b2cb1d08e.exe
Resource
win7-20240221-en
General
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Target
857f8e562734954fbff1fccfcd20f2727ec7ca4029667ca6ade9fe2b2cb1d08e
-
Size
255KB
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MD5
5f40df0a28ad6f6a4c29a7e5abcf845c
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SHA1
1d9bd1314c341aeb7030dee601c877e64a6765d6
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SHA256
857f8e562734954fbff1fccfcd20f2727ec7ca4029667ca6ade9fe2b2cb1d08e
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SHA512
3390d43e0e65dbfe231271cce10c4bf4ae28bab0690edb5e26f15fef4fbc8ea846621cd289343978f4519cadc6d0b746cd9a836eb30ca39f4aa5aecfdb4e1519
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJC:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIP
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack001/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 857f8e562734954fbff1fccfcd20f2727ec7ca4029667ca6ade9fe2b2cb1d08e unpack001/out.upx
Files
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857f8e562734954fbff1fccfcd20f2727ec7ca4029667ca6ade9fe2b2cb1d08e.exe windows:4 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 388KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 217KB - Virtual size: 220KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 27KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 399KB - Virtual size: 398KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 99KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 35KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ