Zotero-5[.]0[.]66_setup[.]exe

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General

Target

Zotero-5.0.66_setup.exe
Size

42.0MB
MD5

84317754ade94a90265dfff87f8ff7aa
SHA1

2e04d7cc9fd2099025e7f2327a03277a84e15a10
SHA256

903f4a2c3e0e18b6605cf45ee891f35001022e759c03ecd43cbcc29882f199b6
SHA512

43065206f5d751c807a12c7984b7ad55f3c23be702fe4a8e064ac7426b4c56c76d3eadaa19632bbfdef20884dad32a931e66c1dd016af51faba52f45f47487aa
SSDEEP

786432:uMRQ/TwR5j2rSVt0X95BBJQ+ye6wJZBMDpHOF+XAn+wQ6Csaf7YQ/sfws0qfE9:uQR4ryeNFm+uwJZW9Gn+wQdtDbkT6

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

Zotero-5.0.66_setup.exe
.exe windows x86

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

1a:6a:74:58:aa:7d:f0:57:3f:75:c9:98:82:ac:13:3e
Certificate

Issuer

CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

05/01/2018, 00:00

Not After

04/01/2021, 23:59

Subject

CN=Corporation for Digital Scholarship,O=Corporation for Digital Scholarship,POSTALCODE=22182,STREET=8300 Boone Blvd\, Suite 500,L=Vienna,ST=VA,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22
Certificate

Issuer

CN=AddTrust External CA Root,OU=AddTrust External TTP Network,O=AddTrust AB,C=SE

Not Before

30/05/2000, 10:48

Not After

30/05/2020, 10:48

Subject

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Certificate

Issuer

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

09/05/2013, 00:00

Not After

08/05/2028, 23:59

Subject

CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

d0:e5:e9:e6:07:4a:43:af:01:7b:70:30:12:c8:01:84:3b:ad:68:c3
Signer

Actual PE Digest

d0:e5:e9:e6:07:4a:43:af:01:7b:70:30:12:c8:01:84:3b:ad:68:c3

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_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 88KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 42KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 27KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows 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: 74KB - Virtual size: 74KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 14KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 27KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

1a:6a:74:58:aa:7d:f0:57:3f:75:c9:98:82:ac:13:3eCertificate

Extended Key Usages

Key Usages

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22Certificate

Key Usages

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:afCertificate

Extended Key Usages

Key Usages

d0:e5:e9:e6:07:4a:43:af:01:7b:70:30:12:c8:01:84:3b:ad:68:c3Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 88KB

UPX1 Size: 42KB - Virtual size: 44KB

.rsrc Size: 27KB - Virtual size: 28KB

Headers

File Characteristics

Sections

.text Size: 74KB - Virtual size: 74KB

.rdata Size: 14KB - Virtual size: 14KB

.data Size: 2KB - Virtual size: 2KB

.rsrc Size: 27KB - Virtual size: 27KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

1a:6a:74:58:aa:7d:f0:57:3f:75:c9:98:82:ac:13:3e
Certificate

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22
Certificate

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Certificate

d0:e5:e9:e6:07:4a:43:af:01:7b:70:30:12:c8:01:84:3b:ad:68:c3
Signer

UPX0
Size: - Virtual size: 88KB

UPX1
Size: 42KB - Virtual size: 44KB

.rsrc
Size: 27KB - Virtual size: 28KB

.text
Size: 74KB - Virtual size: 74KB

.rdata
Size: 14KB - Virtual size: 14KB

.data
Size: 2KB - Virtual size: 2KB

.rsrc
Size: 27KB - Virtual size: 27KB