fefd5b8d401237220b723919e540a32f

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General

Target

fefd5b8d401237220b723919e540a32f
Size

537KB
MD5

fefd5b8d401237220b723919e540a32f
SHA1

40a12bc62b937a213189f74114f423d0ca0e4aeb
SHA256

e55082e789f0c07625991ca43d95f0c09f71a0aac886344da86135b657a19567
SHA512

f4d884de9d20ad5e873d2c230cd0ee574246baf8ac74f0e6958ead1f9c4258103b6d3660bc2de9acf16a10d7b356e6c2832c1c363b1159b44c87288eb3f8c0bc
SSDEEP

12288:hkwmrSeHxLzib69z4DiS9sknYTgtmZe9MaP/53vCMMjY:SCesb0zo7NYTgwebP/5aMMjY

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 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/out.upx

Files

fefd5b8d401237220b723919e540a32f
.exe windows:4 windows x86 arch:x86

Code Sign

2b:ca:6b:fd:ab:7e:56:37:ba:8e:7e:9c:64:00:cc:75
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

02-02-2011 00:00

Not After

02-02-2012 23:59

Subject

CN=Install Core,O=Install Core,POSTALCODE=62919,STREET=Nisim Aloni 21,L=Tel Aviv,ST=Tel Aviv,C=IL

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7c:2c:ad:fd:77:0f:b7:ba:fc:1b:12:b6:7a:fd:d7:a0:69:f4:c0:ec
Signer

Actual PE Digest

7c:2c:ad:fd:77:0f:b7:ba:fc:1b:12:b6:7a:fd:d7:a0:69:f4:c0:ec

Digest Algorithm

sha1

PE Digest Matches

true

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: 560KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 503KB - Virtual size: 504KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 31KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows x86 arch: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: 735KB - Virtual size: 735KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

DATA
Size: 20KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

BSS
Size: - Virtual size: 15KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 16B

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: 42KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 209KB - Virtual size: 209KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

2b:ca:6b:fd:ab:7e:56:37:ba:8e:7e:9c:64:00:cc:75Certificate

Extended Key Usages

Key Usages

7c:2c:ad:fd:77:0f:b7:ba:fc:1b:12:b6:7a:fd:d7:a0:69:f4:c0:ecSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 560KB

UPX1 Size: 503KB - Virtual size: 504KB

.rsrc Size: 31KB - Virtual size: 32KB

Headers

File Characteristics

Sections

CODE Size: 735KB - Virtual size: 735KB

DATA Size: 20KB - Virtual size: 19KB

BSS Size: - Virtual size: 15KB

.idata Size: 13KB - Virtual size: 12KB

.tls Size: - Virtual size: 16B

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

.reloc Size: 42KB - Virtual size: 42KB

.rsrc Size: 209KB - Virtual size: 209KB

2b:ca:6b:fd:ab:7e:56:37:ba:8e:7e:9c:64:00:cc:75
Certificate

7c:2c:ad:fd:77:0f:b7:ba:fc:1b:12:b6:7a:fd:d7:a0:69:f4:c0:ec
Signer

UPX0
Size: - Virtual size: 560KB

UPX1
Size: 503KB - Virtual size: 504KB

.rsrc
Size: 31KB - Virtual size: 32KB

CODE
Size: 735KB - Virtual size: 735KB

DATA
Size: 20KB - Virtual size: 19KB

BSS
Size: - Virtual size: 15KB

.idata
Size: 13KB - Virtual size: 12KB

.tls
Size: - Virtual size: 16B

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

.reloc
Size: 42KB - Virtual size: 42KB

.rsrc
Size: 209KB - Virtual size: 209KB