Behavioral task
behavioral1
Sample
28993e866f01afafa1daef209bafebc5a71681000ee4bb5a35ce03dbee63e748.exe
Resource
win7-20240221-en
General
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Target
28993e866f01afafa1daef209bafebc5a71681000ee4bb5a35ce03dbee63e748
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Size
255KB
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MD5
876ee0e80b32732a13f89533a1cf41e3
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SHA1
e6edcfad5749957543cb9a1fd8ef4e9500b62846
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SHA256
28993e866f01afafa1daef209bafebc5a71681000ee4bb5a35ce03dbee63e748
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SHA512
df166e2e8314bcbe516cefd83b7cf013f666573a7d6ba39587ba925dd7affbc6d50f0fc7c3d2546d8d2f5c08bd72d9381ad0d652dee60734f0193730a322a8d4
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJr:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIy
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 28993e866f01afafa1daef209bafebc5a71681000ee4bb5a35ce03dbee63e748 unpack001/out.upx
Files
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28993e866f01afafa1daef209bafebc5a71681000ee4bb5a35ce03dbee63e748.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