4d9c21d8bec0a34dbe6fb6e47c16b704

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General

Target

4d9c21d8bec0a34dbe6fb6e47c16b704
Size

772KB
MD5

4d9c21d8bec0a34dbe6fb6e47c16b704
SHA1

1b07715e2789a3bfe6abeea4a601fedb88b79c0e
SHA256

bdc33349e2133c6dd6f9b61280ecb5c2433be80e795f98715e47df75dc42599c
SHA512

450825410531af3cd636cdc2814383b48c5c47fd5a2908e4f86323ad155b2dd8f1f8ce8e610c9c018fd643497487c1f8abd28f53377e08d0f1f933ff72169777
SSDEEP

12288:qZiMA+nmZ6d3HUjLepzzU0vzG9bRXHQhX1RRRdoHuuwFz+4VJT:qgzS3HKepz40vobRX4FR9uIX

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

4d9c21d8bec0a34dbe6fb6e47c16b704
.exe windows:4 windows x86 arch:x86

Code Sign

0a
Certificate

Issuer

CN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6d

Not Before

06/08/2003, 00:00

Not After

05/08/2013, 23:59

Subject

CN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZA

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

6c:43:06:e8:88:ba:ca:fe:c6:dd:38:72:77:27:7c:b6
Certificate

Issuer

CN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZA

Not Before

13/06/2008, 00:00

Not After

13/06/2009, 23:59

Subject

CN=ormond systems limited,OU=IT,O=ormond systems limited,L=belize city,ST=bz,C=BZ

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

93:d9:dc:45:f0:94:f0:e6:32:de:7b:21:79:5c:1a:72:62:ee:6f:d2
Signer

Actual PE Digest

93:d9:dc:45:f0:94:f0:e6:32:de:7b:21:79:5c:1a:72:62:ee:6f:d2

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: 1012KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 762KB - Virtual size: 764KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 7KB - Virtual size: 8KB

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: 77KB - Virtual size: 76KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

DATA
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

BSS
Size: - Virtual size: 2KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 12B

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: 6KB - Virtual size: 6KB

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

Code Sign

0aCertificate

Extended Key Usages

Key Usages

6c:43:06:e8:88:ba:ca:fe:c6:dd:38:72:77:27:7c:b6Certificate

Extended Key Usages

93:d9:dc:45:f0:94:f0:e6:32:de:7b:21:79:5c:1a:72:62:ee:6f:d2Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1012KB

UPX1 Size: 762KB - Virtual size: 764KB

.rsrc Size: 7KB - Virtual size: 8KB

Headers

File Characteristics

Sections

CODE Size: 77KB - Virtual size: 76KB

DATA Size: 1KB - Virtual size: 1KB

BSS Size: - Virtual size: 2KB

.idata Size: 3KB - Virtual size: 2KB

.tls Size: - Virtual size: 12B

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

.reloc Size: 6KB - Virtual size: 6KB

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

0a
Certificate

6c:43:06:e8:88:ba:ca:fe:c6:dd:38:72:77:27:7c:b6
Certificate

93:d9:dc:45:f0:94:f0:e6:32:de:7b:21:79:5c:1a:72:62:ee:6f:d2
Signer

UPX0
Size: - Virtual size: 1012KB

UPX1
Size: 762KB - Virtual size: 764KB

.rsrc
Size: 7KB - Virtual size: 8KB

CODE
Size: 77KB - Virtual size: 76KB

DATA
Size: 1KB - Virtual size: 1KB

BSS
Size: - Virtual size: 2KB

.idata
Size: 3KB - Virtual size: 2KB

.tls
Size: - Virtual size: 12B

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

.reloc
Size: 6KB - Virtual size: 6KB

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