Behavioral task
behavioral1
Sample
1ef931c9d0be10a4e78bfc7f13a0de691c4e9979a90302a2c58050df04c40018N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
1ef931c9d0be10a4e78bfc7f13a0de691c4e9979a90302a2c58050df04c40018N.exe
Resource
win10v2004-20240802-en
General
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Target
1ef931c9d0be10a4e78bfc7f13a0de691c4e9979a90302a2c58050df04c40018N
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Size
27KB
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MD5
aa1b5851cb432efcc5e511f206b8b6e0
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SHA1
767aa9aa86cc60af7f641dcb60d0408ca17b2dd9
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SHA256
1ef931c9d0be10a4e78bfc7f13a0de691c4e9979a90302a2c58050df04c40018
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SHA512
8e3ee2ceaf48f9094406b40fef1be0540a4c546bba131b8f2a0bb4d5d61356439d1e3452a666bf9b500b123a3fc552ac012e160cade6deb40e8b18a58fe26b4c
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SSDEEP
384:tv+t/QgBssNSvNSV+EVeFuKk/RetkMHvLYYxXpppppppppppppn779pppppp777H:t2h/EEQ0VKkJedYm
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 1ef931c9d0be10a4e78bfc7f13a0de691c4e9979a90302a2c58050df04c40018N unpack001/out.upx
Files
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1ef931c9d0be10a4e78bfc7f13a0de691c4e9979a90302a2c58050df04c40018N.exe .js windows:1 windows x86 arch:x86 polyglot
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 464KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe .js windows:1 windows x86 arch:x86 polyglot
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 18KB - Virtual size: 18KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 439KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE