f0b65648f5ac46df6e557ea8858ddd35d5534a7edc4df6a7589f5ba52128efbb

Resubmissions

09/03/2023, 10:11

230309-l742psag5t 7

09/03/2023, 10:10

230309-l7km3abg88 7

Sharing

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General

Target

f0b65648f5ac46df6e557ea8858ddd35d5534a7edc4df6a7589f5ba52128efbb
Size

1.1MB
MD5

910c2d0de85d64a96c09fb478cf382cd
SHA1

adec9bdd4b36ba7cef885a9eba1c759a70e869d9
SHA256

f0b65648f5ac46df6e557ea8858ddd35d5534a7edc4df6a7589f5ba52128efbb
SHA512

f5d6c95849a8f1e661febea7a278046054d02952b52ef1e87d657126c956a34ff911296f075cc2d1aa37103e6c78e061727cc53400443eab94da9095e2535759
SSDEEP

24576:nCHIyzCAtaDy+JxvR9C6CmfwBcEHV3D8/wmcf1PNyo:nCoxG+/0mfUJQI

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

Files

f0b65648f5ac46df6e557ea8858ddd35d5534a7edc4df6a7589f5ba52128efbb
.exe windows x86

Code Sign

02:e4:4d:7d:1d:38:ae:22:3b:27:a0:2b:ac:d7:9b:53
Certificate

Issuer

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

20/01/2020, 00:00

Not After

04/02/2023, 12:00

Subject

CN=Zhuhai Kingsoft Office Software Co.\, Ltd.,O=Zhuhai Kingsoft Office Software Co.\, Ltd.,L=Zhuhai,ST=Guangdong,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

Issuer

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2014, 00:00

Not After

22/10/2024, 00:00

Subject

CN=DigiCert Timestamp Responder,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

11/02/2011, 12:00

Not After

10/02/2026, 12:00

Subject

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

10/11/2006, 00:00

Not After

10/11/2021, 00:00

Subject

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
ExtKeyUsageEmailProtection
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:18:68:dd:49:84:0f:f4:4f:8e:3d:30:70:56:83:50
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

20/01/2020, 00:00

Not After

04/02/2023, 12:00

Subject

CN=Zhuhai Kingsoft Office Software Co.\, Ltd.,O=Zhuhai Kingsoft Office Software Co.\, Ltd.,L=Zhuhai,ST=Guangdong,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

5a:93:32:52:99:48:76:a3:38:99:4d:d1:7d:70:56:97:88:c7:9b:45:1e:4d:4b:45:c6:d7:7a:1a:80:d6:43:f9
Signer

Actual PE Digest

5a:93:32:52:99:48:76:a3:38:99:4d:d1:7d:70:56:97:88:c7:9b:45:1e:4d:4b:45:c6:d7:7a:1a:80:d6:43:f9

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=Zhuhai Kingsoft Office Software Co.\, Ltd.,O=Zhuhai Kingsoft Office Software Co.\, Ltd.,L=Zhuhai,ST=Guangdong,C=CN

30/12/2020, 05:58
Valid: true

Chain 1

CN=Zhuhai Kingsoft Office Software Co.\, Ltd.,O=Zhuhai Kingsoft Office Software Co.\, Ltd.,L=Zhuhai,ST=Guangdong,C=CN

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

ac:7c:5f:b5:75:2b:9d:33:97:71:19:0c:58:46:4b:21:37:83:fb:3f
Signer

Actual PE Digest

ac:7c:5f:b5:75:2b:9d:33:97:71:19:0c:58:46:4b:21:37:83:fb:3f

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Zhuhai Kingsoft Office Software Co.\, Ltd.,O=Zhuhai Kingsoft Office Software Co.\, Ltd.,L=Zhuhai,ST=Guangdong,C=CN

30/12/2020, 05:58
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 2.8MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 994KB - Virtual size: 996KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 111KB - Virtual size: 112KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 1.8MB - Virtual size: 1.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 376KB - Virtual size: 375KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 39KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 113KB - Virtual size: 112KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

Code Sign

02:e4:4d:7d:1d:38:ae:22:3b:27:a0:2b:ac:d7:9b:53Certificate

Extended Key Usages

Key Usages

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66Certificate

Extended Key Usages

Key Usages

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bdCertificate

Extended Key Usages

Key Usages

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1bCertificate

Extended Key Usages

Key Usages

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

04:18:68:dd:49:84:0f:f4:4f:8e:3d:30:70:56:83:50Certificate

Extended Key Usages

Key Usages

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

5a:93:32:52:99:48:76:a3:38:99:4d:d1:7d:70:56:97:88:c7:9b:45:1e:4d:4b:45:c6:d7:7a:1a:80:d6:43:f9Signer

Signature Validations

Verification

30/12/2020, 05:58 Valid: true

Chain 1

ac:7c:5f:b5:75:2b:9d:33:97:71:19:0c:58:46:4b:21:37:83:fb:3fSigner

Signature Validations

Verification

30/12/2020, 05:58 Valid: false

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.8MB

UPX1 Size: 994KB - Virtual size: 996KB

.rsrc Size: 111KB - Virtual size: 112KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 1.8MB - Virtual size: 1.8MB

.rdata Size: 376KB - Virtual size: 375KB

.data Size: 39KB - Virtual size: 57KB

.rsrc Size: 1.3MB - Virtual size: 1.3MB

.reloc Size: 113KB - Virtual size: 112KB

02:e4:4d:7d:1d:38:ae:22:3b:27:a0:2b:ac:d7:9b:53
Certificate

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

04:18:68:dd:49:84:0f:f4:4f:8e:3d:30:70:56:83:50
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

5a:93:32:52:99:48:76:a3:38:99:4d:d1:7d:70:56:97:88:c7:9b:45:1e:4d:4b:45:c6:d7:7a:1a:80:d6:43:f9
Signer

30/12/2020, 05:58
Valid: true

ac:7c:5f:b5:75:2b:9d:33:97:71:19:0c:58:46:4b:21:37:83:fb:3f
Signer

30/12/2020, 05:58
Valid: false

UPX0
Size: - Virtual size: 2.8MB

UPX1
Size: 994KB - Virtual size: 996KB

.rsrc
Size: 111KB - Virtual size: 112KB

.text
Size: 1.8MB - Virtual size: 1.8MB

.rdata
Size: 376KB - Virtual size: 375KB

.data
Size: 39KB - Virtual size: 57KB

.rsrc
Size: 1.3MB - Virtual size: 1.3MB

.reloc
Size: 113KB - Virtual size: 112KB