7c42efe381740940d27ccd2b2aa6ab75

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General

Target

7c42efe381740940d27ccd2b2aa6ab75
Size

73KB
MD5

7c42efe381740940d27ccd2b2aa6ab75
SHA1

2bc1ec60d1ff92b8b8807bdf7563f57ef4e30996
SHA256

cf35be7e429a12a209287a3f3b4fee822c0bf8646a89bf8fe3ed0471f4761207
SHA512

b3fbb7ef78dc091b283b4ed5130a5ef9a05ae7e0fe60fc7a6ed83b42bcd07c286253550869c96096826362dc91b9ad3d34529d11642f3ed97e856ac13e2e7cfc
SSDEEP

1536:ka6VS0/CcAKoBxfeip6ViTVw4Yj2zE7W/9FVCN73tw8ucW46lXFHuwoaUnhC:oVSUDAKQx2ip6QTV+MFC5twNcaDOw6nQ

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

7c42efe381740940d27ccd2b2aa6ab75
.exe windows:4 windows x86 arch:x86

Code Sign

1f:69:d3
Certificate

Issuer

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

Not Before

31/12/2003, 11:20

Not After

08/01/2005, 12:29

Subject

CN=MONTORGUEIL,OU=Secure Application Development,O=MONTORGUEIL,L=PARIS,ST=PARIS,C=FR

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

01
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

01/08/1996, 00:00

Not After

31/12/2020, 23:59

Subject

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

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

Signer

Actual PE Digest

Digest Algorithm

PE Digest Matches

false

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 116KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 52KB - Virtual size: 52KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 4KB

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_32BIT_MACHINE

Sections

.text
Size: 68KB - Virtual size: 65KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 44KB - Virtual size: 83KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

1f:69:d3Certificate

Extended Key Usages

01Certificate

0aCertificate

Extended Key Usages

Key Usages

Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 116KB

UPX1 Size: 52KB - Virtual size: 52KB

.rsrc Size: 2KB - Virtual size: 4KB

Headers

File Characteristics

Sections

.text Size: 68KB - Virtual size: 65KB

.rdata Size: 4KB - Virtual size: 3KB

.data Size: 44KB - Virtual size: 83KB

.rsrc Size: 4KB - Virtual size: 3KB

1f:69:d3
Certificate

01
Certificate

0a
Certificate

UPX0
Size: - Virtual size: 116KB

UPX1
Size: 52KB - Virtual size: 52KB

.rsrc
Size: 2KB - Virtual size: 4KB

.text
Size: 68KB - Virtual size: 65KB

.rdata
Size: 4KB - Virtual size: 3KB

.data
Size: 44KB - Virtual size: 83KB

.rsrc
Size: 4KB - Virtual size: 3KB