nscan_386[.]exe

General

Target

nscan_386.exe
Size

5.5MB
MD5

4b969457dbb70a66db863c6bb9ad6895
SHA1

22dfdc651d41fb442b7ef176c1a0e58168d2e876
SHA256

5500b80615eb66ebf8977140e6c3d716a3e7960ff78abddc8a8ef8d8d4beaf9d
SHA512

1261963e22f15b44482016bb1f3e480f3c854d342a80f30079e60fcfb8d559ac9bad4ebc41752220b4221fb087e63b8a9f7114f96a7aff6488eb34d460c6ecdb
SSDEEP

98304:UQk4jvuAo8oQLsdjvKOjb4staCwz8PGG4zpkbrJvgYSeVSc3ocGAHDZ9L0ASK:Xk4j2jhQCjHjXtbwz8PGGOu3JvgMVSde

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
nscan_386.exe
unpack001/out.upx

Files

nscan_386.exe
.exe windows:6 windows x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 13.5MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 5.5MB - Virtual size: 5.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:6 windows x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Sections

.text
Size: 6.7MB - Virtual size: 6.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 10.9MB - Virtual size: 10.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 431KB - Virtual size: 661KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 1024B - Virtual size: 1000B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 567KB - Virtual size: 566KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.symtab
Size: 512B - Virtual size: 4B

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 13.5MB

UPX1 Size: 5.5MB - Virtual size: 5.5MB

UPX2 Size: 512B - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 6.7MB - Virtual size: 6.7MB

.rdata Size: 10.9MB - Virtual size: 10.9MB

.data Size: 431KB - Virtual size: 661KB

.idata Size: 1024B - Virtual size: 1000B

.reloc Size: 567KB - Virtual size: 566KB

.symtab Size: 512B - Virtual size: 4B

UPX0
Size: - Virtual size: 13.5MB

UPX1
Size: 5.5MB - Virtual size: 5.5MB

UPX2
Size: 512B - Virtual size: 4KB

.text
Size: 6.7MB - Virtual size: 6.7MB

.rdata
Size: 10.9MB - Virtual size: 10.9MB

.data
Size: 431KB - Virtual size: 661KB

.idata
Size: 1024B - Virtual size: 1000B

.reloc
Size: 567KB - Virtual size: 566KB

.symtab
Size: 512B - Virtual size: 4B