Behavioral task
behavioral1
Sample
8b7921ac8de0ec8071166042f3b4cbcf.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8b7921ac8de0ec8071166042f3b4cbcf.exe
Resource
win10v2004-20231215-en
General
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Target
8b7921ac8de0ec8071166042f3b4cbcf
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Size
680KB
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MD5
8b7921ac8de0ec8071166042f3b4cbcf
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SHA1
e6ea5d3c6fb244ca62597a912bf4792bb003e7d8
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SHA256
517dfb2a251b9fcfe367be70c5cf36a7fcde43ebd03c63944a242436e8baf121
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SHA512
9ada4037d46e80e9ee9f2b96c0591d4cbcf5259c1ea2a37652d60c8224bb0e2ba1b70d1f066ca19b46883e8cbc340df6627f65c2de487d043ad14b3ddd252783
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SSDEEP
12288:d3DAAw0jmgI7E8Gq2VvhxNOMfg33sUKpfcsFmcyouqa3wTQipC:d3DXw0agI7EjVvHXg33OpfPFmcyouqaL
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 8b7921ac8de0ec8071166042f3b4cbcf unpack001/out.upx
Files
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8b7921ac8de0ec8071166042f3b4cbcf.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: 1.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 335KB - Virtual size: 336KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 344KB - Virtual size: 344KB
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: 567KB - Virtual size: 567KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 97KB - Virtual size: 96KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 656KB - Virtual size: 656KB
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