Zotero-6[.]0[.]26_setup[.]exe

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General

Target

Zotero-6.0.26_setup.exe
Size

49.2MB
MD5

0e35657bed562f2bc69273f854bc6e66
SHA1

72f44d6c38bd6e6852549a2ce24c56d88c92fb8a
SHA256

86a7c08e49abd762d5638adcef3f34489ea6e2cb25646f07f749be481d5e6d2e
SHA512

2200b4b02f9e959e937a39d9ca27308e6fc103de87c34b0dc636f9d7a0fc0c1db6fcbaf9a458ea4de9f0ee1afcadc004dfd324fc869ac380001822cde195d93d
SSDEEP

1572864:SbbCY2d1Y7hMefiUHeGjyiZASLyaOtA58Df:SCY2d1Y7hviH8yvSxOtPz

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-6.0.26_setup.exe
.exe windows 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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

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

Not Before

11/05/2022, 00:00

Not After

10/08/2033, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,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

f9:e4:1b:9d:61:a3:ce:70:19:be:86:59:f0:4e:27:0c:ae:f4:70:ac:64:7a:0e:d6:5f:7e:04:4f:8e:2a:c4:3f
Signer

Actual PE Digest

f9:e4:1b:9d:61:a3:ce:70:19:be:86:59:f0:4e:27:0c:ae:f4:70:ac:64:7a:0e:d6:5f:7e:04:4f:8e:2a:c4:3f

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 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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

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

f9:e4:1b:9d:61:a3:ce:70:19:be:86:59:f0:4e:27:0c:ae:f4:70:ac:64:7a:0e:d6:5f:7e:04:4f:8e:2a:c4:3fSigner

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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

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

f9:e4:1b:9d:61:a3:ce:70:19:be:86:59:f0:4e:27:0c:ae:f4:70:ac:64:7a:0e:d6:5f:7e:04:4f:8e:2a:c4:3f
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