General
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Target
Nezur_External.zip
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Size
4.7MB
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MD5
86b5eb47aba7b4490dd9d436a82c695d
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SHA1
451f42a6c5e28f96e11a85eaad521c6d62692b29
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SHA256
0d232236a4d2c55a74490260bee3a6947ecde991e1ef5249adf49c97bc1672e1
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SHA512
df599801f9a84fde17556dbd4fc94595e4c9f3828423a87c8139b16a74c1db271793c9cd3ea9c9d88d1c080c25e94a468dd58d090d255edca261acfcd8f3136e
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SSDEEP
98304:BOLMjKRGT7wlNMbnmh8udRzSqwZ0y0mmI4XK3nVm7mZ0ItbJSKSbJ:BsMj3PwlNRGRmy0mmI4T7mbBJi
Malware Config
Signatures
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resource yara_rule static1/unpack001/Nezur.exe themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Nezur.exe
Files
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Nezur_External.zip.zip
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Nezur.exe.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
Size: 489KB - Virtual size: 975KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 95KB - Virtual size: 238KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 651KB - Virtual size: 973KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 23KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 15KB - Virtual size: 165KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 4KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 165KB - Virtual size: 165KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: - Virtual size: 6.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.boot Size: 3.4MB - Virtual size: 3.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 16B - Virtual size: 4KB
IMAGE_SCN_MEM_READ