Behavioral task
behavioral1
Sample
b4a5111e8a641faa731def2158a42d2d.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
b4a5111e8a641faa731def2158a42d2d.exe
Resource
win10v2004-20240226-en
General
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Target
b4a5111e8a641faa731def2158a42d2d
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Size
259KB
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MD5
b4a5111e8a641faa731def2158a42d2d
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SHA1
006a1f4e3b41d9d69009df0c098335766925d7e7
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SHA256
6f40665668fa2c256c81099b5d68de0ae1af346400580926b4e31cf978d43a53
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SHA512
92c4a4f0df0af7fdac03cd796fe5fd76644d6fcebfe5036b507ebf5253e78b895044cd82a99e3d4629d5348a01127012e3fa2e050a2992d9e6177adfce532793
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SSDEEP
6144:YLr5atHtCAIdgVPFPVsRoDr4RshX6aBCTlDqWF7V392hw8:M5atTLP12R7ixCfF7VYm8
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b4a5111e8a641faa731def2158a42d2d unpack001/out.upx
Files
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b4a5111e8a641faa731def2158a42d2d.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 340KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 250KB - Virtual size: 252KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 318KB - Virtual size: 318KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 102KB - Virtual size: 102KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 14KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 93KB - Virtual size: 93KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 30KB - Virtual size: 30KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ