readerdc64_br_ka_cra_mdr_install[.]exe

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General

Target

readerdc64_br_ka_cra_mdr_install.exe
Size

1.3MB
MD5

2a28b875cdc2f3eae4871c4732854f22
SHA1

c31dfe79e224c6726b2f250fbfecda792aa4cb56
SHA256

95c5947e021a773ce1cfd4e774fe69d7a50bad31810cdddd7b72fd1a2a3cf617
SHA512

d29fa59790c61c2c161b124fd43bf874ea4b99c86511d1b169b10d7301710107771a45c36a334f3093db0e891f687b12c74ff22e7d4605f039f738ebc6a5cb04
SSDEEP

24576:slv110ltOoV5/Bh7uVIjpQOyTOD0YHqI61tPd6ew7KRualKIYwR5UlgsmxLSkNR6:WvXyOYp9QOORI6fPd6ew7O7YwR5JwkNY

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

readerdc64_br_ka_cra_mdr_install.exe
.exe windows x86

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29-04-2021 00:00

Not After

28-04-2036 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0d:8f:0c:13:82:8d:2d:ba:7c:83:94:b3:fe:70:ff:2b
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

29-04-2022 00:00

Not After

01-05-2024 23:59

Subject

SERIALNUMBER=2748129,CN=Adobe Inc.,OU=Acrobat 11,O=Adobe Inc.,L=San Jose,ST=ca,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21-09-2022 00:00

Not After

21-11-2033 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23-03-2022 00:00

Not After

22-03-2037 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01-08-2022 00:00

Not After

09-11-2031 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:82:ea:43:e5:07:5f:31:d9:e8:a5:90:d2:1b:91:e1:d0:33:7a:c4:6f:04:05:f0:ca:e6:07:3a:c4:59:1e:0d
Signer

Actual PE Digest

61:82:ea:43:e5:07:5f:31:d9:e8:a5:90:d2:1b:91:e1:d0:33:7a:c4:6f:04:05:f0:ca:e6:07:3a:c4:59:1e:0d

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

SERIALNUMBER=2748129,CN=Adobe Inc.,OU=Acrobat 11,O=Adobe Inc.,L=San Jose,ST=ca,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

03-04-2023 14:25
Valid: true

Chain 1

SERIALNUMBER=2748129,CN=Adobe Inc.,OU=Acrobat 11,O=Adobe Inc.,L=San Jose,ST=ca,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Chain 2

SERIALNUMBER=2748129,CN=Adobe Inc.,OU=Acrobat 11,O=Adobe Inc.,L=San Jose,ST=ca,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

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

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: 2.7MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 19KB - Virtual size: 20KB

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

Exports

Exports

_CreateProcessWithTokenW@36

Sections

.text
Size: 2.2MB - Virtual size: 2.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 505KB - Virtual size: 504KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 47KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 966KB - Virtual size: 966KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 182KB - Virtual size: 181KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0d:8f:0c:13:82:8d:2d:ba:7c:83:94:b3:fe:70:ff:2bCertificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

61:82:ea:43:e5:07:5f:31:d9:e8:a5:90:d2:1b:91:e1:d0:33:7a:c4:6f:04:05:f0:ca:e6:07:3a:c4:59:1e:0dSigner

Signature Validations

Verification

03-04-2023 14:25 Valid: true

Chain 1

Chain 2

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.7MB

UPX1 Size: 1.2MB - Virtual size: 1.2MB

.rsrc Size: 19KB - Virtual size: 20KB

Headers

DLL Characteristics

File Characteristics

Exports

Exports

Sections

.text Size: 2.2MB - Virtual size: 2.2MB

.rdata Size: 505KB - Virtual size: 504KB

.data Size: 27KB - Virtual size: 47KB

.rsrc Size: 966KB - Virtual size: 966KB

.reloc Size: 182KB - Virtual size: 181KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0d:8f:0c:13:82:8d:2d:ba:7c:83:94:b3:fe:70:ff:2b
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

61:82:ea:43:e5:07:5f:31:d9:e8:a5:90:d2:1b:91:e1:d0:33:7a:c4:6f:04:05:f0:ca:e6:07:3a:c4:59:1e:0d
Signer

03-04-2023 14:25
Valid: true

UPX0
Size: - Virtual size: 2.7MB

UPX1
Size: 1.2MB - Virtual size: 1.2MB

.rsrc
Size: 19KB - Virtual size: 20KB

.text
Size: 2.2MB - Virtual size: 2.2MB

.rdata
Size: 505KB - Virtual size: 504KB

.data
Size: 27KB - Virtual size: 47KB

.rsrc
Size: 966KB - Virtual size: 966KB

.reloc
Size: 182KB - Virtual size: 181KB