NEAS[.]51fae482f6e148680bc2a789c2515730_JC[.]exe

General

Target

NEAS.51fae482f6e148680bc2a789c2515730_JC.exe
Size

1.5MB
MD5

51fae482f6e148680bc2a789c2515730
SHA1

4d43948af54e36621bb713ba2c0dc3b848b8a241
SHA256

8688c2a7c3b9d68395da3cfff3b996c8a2708f296fe5f8bf639d8f0f9c4cda1b
SHA512

31c895a28e73e3af18c68a05c7e2b0b825eb3b2de53375279fab811dfd031bb3de9a9c08b4daf7ec779b62ffdd69147eed0772b34c25e5fc24d2c869e6ef0e0f
SSDEEP

49152:GKFSOrbWuU4PHbXEfbmIpwRikg0jdHSniPwWd0ea6tNp:GKjrb9t7XwwRg0jAnCwWd0ZE

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
NEAS.51fae482f6e148680bc2a789c2515730_JC.exe
unpack001/out.upx

Files

NEAS.51fae482f6e148680bc2a789c2515730_JC.exe
.exe windows:4 windows x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 4.0MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 33KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

CODE
Size: 3.5MB - Virtual size: 3.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

DATA
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

BSS
Size: - Virtual size: 13KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 336B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 213KB - Virtual size: 213KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 4.0MB

UPX1 Size: 1.5MB - Virtual size: 1.5MB

.rsrc Size: 33KB - Virtual size: 36KB

Headers

File Characteristics

Sections

CODE Size: 3.5MB - Virtual size: 3.5MB

DATA Size: 42KB - Virtual size: 41KB

BSS Size: - Virtual size: 13KB

.idata Size: 14KB - Virtual size: 13KB

.tls Size: - Virtual size: 336B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 213KB - Virtual size: 213KB

.rsrc Size: 1.6MB - Virtual size: 1.6MB

UPX0
Size: - Virtual size: 4.0MB

UPX1
Size: 1.5MB - Virtual size: 1.5MB

.rsrc
Size: 33KB - Virtual size: 36KB

CODE
Size: 3.5MB - Virtual size: 3.5MB

DATA
Size: 42KB - Virtual size: 41KB

BSS
Size: - Virtual size: 13KB

.idata
Size: 14KB - Virtual size: 13KB

.tls
Size: - Virtual size: 336B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 213KB - Virtual size: 213KB

.rsrc
Size: 1.6MB - Virtual size: 1.6MB