41bec994b2649d558196f0b900b86dd9

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General

Target

41bec994b2649d558196f0b900b86dd9
Size

550KB
MD5

41bec994b2649d558196f0b900b86dd9
SHA1

6f9754729e943e77b75e5af93bcb8f016fc2c260
SHA256

e8e66ccaa65c4cd9bf5964ec7e119be0a8c9623d56fef1f59d8d51d805586b69
SHA512

b4822366d864164c23f616010a50d7ce2400170baa9ff859dcbee975a2fb3ec4f049b5c14f2875861da7b3e30e9656cc65186a1771e2eb7f002267c65eb84664
SSDEEP

12288:qojaK53ZxEwd8xROx88YYODs4+oN6rLGnKt6I/7GMMGt:taK53Zxpov0ODsXoorLuK3/7GMMGt

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

41bec994b2649d558196f0b900b86dd9
.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:a7:e8:b7:b0:3a:a1:c0:98:d7:09:0f:87:db:ab:f0:8b:41:bc:71
Signer

Actual PE Digest

c1:a7:e8:b7:b0:3a:a1:c0:98:d7:09:0f:87:db:ab:f0:8b:41:bc:71

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: 588KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 516KB - Virtual size: 516KB

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: 769KB - Virtual size: 768KB

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: 45KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 210KB - Virtual size: 210KB

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:a7:e8:b7:b0:3a:a1:c0:98:d7:09:0f:87:db:ab:f0:8b:41:bc:71Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 588KB

UPX1 Size: 516KB - Virtual size: 516KB

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

Headers

File Characteristics

Sections

CODE Size: 769KB - Virtual size: 768KB

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: 45KB - Virtual size: 44KB

.rsrc Size: 210KB - Virtual size: 210KB

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

c1:a7:e8:b7:b0:3a:a1:c0:98:d7:09:0f:87:db:ab:f0:8b:41:bc:71
Signer

UPX0
Size: - Virtual size: 588KB

UPX1
Size: 516KB - Virtual size: 516KB

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

CODE
Size: 769KB - Virtual size: 768KB

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: 45KB - Virtual size: 44KB

.rsrc
Size: 210KB - Virtual size: 210KB