Zotero-6[.]0[.]30_setup[.]exe

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General

Target

Zotero-6.0.30_setup.exe
Size

49.2MB
MD5

95d398955380883296f47db754a06370
SHA1

bdcb10680c9dda5de0fb489173e9524ab5f11b93
SHA256

1b14b89a28ee13b514d4f7f4aa1e97a9e2633d7ffacb75f3320b31d37555db8d
SHA512

38885e34fe4095484ee510a2baa64ea545c950604e4990f9015792bdfe41b332be034ee42cf50e48b79747621c54649b595b2c479cdf4acbfd64f17b8fef8537
SSDEEP

1572864:BScY/NflFiYbiqdToX753VeTC5+FpMG0keeyp:96lFi8iqo1cLFpr0jp

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-6.0.30_setup.exe
.exe windows:4 windows x86 arch:x86

Code Sign

2e:6c:42:5f:f2:75:da:cf:2c:d8:3f:84:da:44:78:a7
Certificate

Issuer

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

Not Before

05/01/2021, 00:00

Not After

05/01/2024, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

12/03/2019, 00:00

Not After

31/12/2028, 23:59

Subject

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/11/2018, 00:00

Not After

31/12/2030, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

ab:f8:9a:b9:78:09:f4:4d:c0:49:ad:30:ec:fe:d2:12:48:71:77:dd:bd:51:53:c7:a8:d4:ef:8a:36:af:d0:c8
Signer

Actual PE Digest

ab:f8:9a:b9:78:09:f4:4d:c0:49:ad:30:ec:fe:d2:12:48:71:77:dd:bd:51:53:c7:a8:d4:ef:8a:36:af:d0:c8

Digest Algorithm

sha256

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: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: 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

2e:6c:42:5f:f2:75:da:cf:2c:d8:3f:84:da:44:78:a7Certificate

Extended Key Usages

Key Usages

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95Certificate

Key Usages

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6aCertificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

ab:f8:9a:b9:78:09:f4:4d:c0:49:ad:30:ec:fe:d2:12:48:71:77:dd:bd:51:53:c7:a8:d4:ef:8a:36:af:d0:c8Signer

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

2e:6c:42:5f:f2:75:da:cf:2c:d8:3f:84:da:44:78:a7
Certificate

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95
Certificate

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

ab:f8:9a:b9:78:09:f4:4d:c0:49:ad:30:ec:fe:d2:12:48:71:77:dd:bd:51:53:c7:a8:d4:ef:8a:36:af:d0:c8
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