2581c15da31af7fd1360b3fc7c9b4a2e

Sharing

Copy URL

Twitter E-mail

General

Target

2581c15da31af7fd1360b3fc7c9b4a2e
Size

548KB
MD5

2581c15da31af7fd1360b3fc7c9b4a2e
SHA1

76085f5ea7a4247956bda4adfc4eac63ab35c3ab
SHA256

eabdf49a3e3d08dc3eb3e369ac97d79aa9f4ea5d7ef903464c36e0475ecd48ff
SHA512

09552975713815ea9e04f7b63b3163de1f880dbb5b25addc5dc859bd067e37e5e33ebe090d44d38f0c5ca6c80e7455185c98d46e05aacf1e10335a0a419f3e20
SSDEEP

12288:MxXkMRMVb4eMPAMjJy08J4UAT0OZMCL4LL9R1ctiYMMyw:M9kMR6EZTVbu4US0OmvL9PXYMMyw

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

2581c15da31af7fd1360b3fc7c9b4a2e
.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

c1:d3:66:f4:8f:8f:10:cb:48:e3:1b:d3:d3:13:bf:ee:92:d4:c4:f4
Signer

Actual PE Digest

c1:d3:66:f4:8f:8f:10:cb:48:e3:1b:d3:d3:13:bf:ee:92:d4:c4:f4

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: 580KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 517KB - Virtual size: 520KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 28KB - 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: 762KB - Virtual size: 762KB

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: 12KB - 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: 43KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 218KB - Virtual size: 218KB

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

c1:d3:66:f4:8f:8f:10:cb:48:e3:1b:d3:d3:13:bf:ee:92:d4:c4:f4Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 580KB

UPX1 Size: 517KB - Virtual size: 520KB

.rsrc Size: 28KB - Virtual size: 32KB

Headers

File Characteristics

Sections

CODE Size: 762KB - Virtual size: 762KB

DATA Size: 20KB - Virtual size: 19KB

BSS Size: - Virtual size: 15KB

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

.tls Size: - Virtual size: 16B

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

.reloc Size: 43KB - Virtual size: 43KB

.rsrc Size: 218KB - Virtual size: 218KB

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

c1:d3:66:f4:8f:8f:10:cb:48:e3:1b:d3:d3:13:bf:ee:92:d4:c4:f4
Signer

UPX0
Size: - Virtual size: 580KB

UPX1
Size: 517KB - Virtual size: 520KB

.rsrc
Size: 28KB - Virtual size: 32KB

CODE
Size: 762KB - Virtual size: 762KB

DATA
Size: 20KB - Virtual size: 19KB

BSS
Size: - Virtual size: 15KB

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

.tls
Size: - Virtual size: 16B

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

.reloc
Size: 43KB - Virtual size: 43KB

.rsrc
Size: 218KB - Virtual size: 218KB