clean_master_1_1[.]exe

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General

Target

clean_master_1_1.exe
Size

28.9MB
MD5

aa859b6c4a5e55240536e1dcc7e9cfef
SHA1

a89d0250e2607b84080c06be4d9948638cb76b1a
SHA256

b5e2a2345a2b6dd3277b535e186e285eff46988ab71f1076e50dfefbdb590a8b
SHA512

078e09609e03211eb243966d348ca42fd6de046fe446c5a717bc7e73c47acf6adc695e64578802119e81807a973b1c993da2d484feebf5e51971200b9702d546
SSDEEP

786432:KlPlZOlS0LazeppKa/puKE+n2YnYLbcIyGaO:kNGxaKDR/u62YnYpda

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

clean_master_1_1.exe
.exe windows:4 windows x86 arch:x86

Code Sign

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

07:7b:8b:d9:11:0d:00:8c:d6:ed:14:5c:2b:d1:df:da
Certificate

Issuer

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

Not Before

26-05-2021 00:00

Not After

30-05-2024 23:59

Subject

CN=Beijing Kingsoft Security software Co.\,Ltd,O=Beijing Kingsoft Security software Co.\,Ltd,ST=Beijing,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

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

Not Before

14-07-2023 00:00

Not After

13-10-2034 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,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

1a:e5:08:5d:97:0d:90:40:1f:00:d9:e5:85:2d:c3:1f:db:61:52:e7:ef:a5:57:23:27:4b:96:e7:2c:ad:50:01
Signer

Actual PE Digest

1a:e5:08:5d:97:0d:90:40:1f:00:d9:e5:85:2d:c3:1f:db:61:52:e7:ef:a5:57:23:27:4b:96:e7:2c:ad:50:01

Digest Algorithm

sha256

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 584KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 446KB - Virtual size: 448KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 85KB - Virtual size: 88KB

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_32BIT_MACHINE

Sections

.text
Size: 672KB - Virtual size: 671KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 124KB - Virtual size: 120KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 24KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 180KB - Virtual size: 177KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

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

Extended Key Usages

Key Usages

07:7b:8b:d9:11:0d:00:8c:d6:ed:14:5c:2b:d1:df:daCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

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

1a:e5:08:5d:97:0d:90:40:1f:00:d9:e5:85:2d:c3:1f:db:61:52:e7:ef:a5:57:23:27:4b:96:e7:2c:ad:50:01Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 584KB

UPX1 Size: 446KB - Virtual size: 448KB

.rsrc Size: 85KB - Virtual size: 88KB

Headers

File Characteristics

Sections

.text Size: 672KB - Virtual size: 671KB

.rdata Size: 124KB - Virtual size: 120KB

.data Size: 24KB - Virtual size: 40KB

.rsrc Size: 180KB - Virtual size: 177KB

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

07:7b:8b:d9:11:0d:00:8c:d6:ed:14:5c:2b:d1:df:da
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
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

1a:e5:08:5d:97:0d:90:40:1f:00:d9:e5:85:2d:c3:1f:db:61:52:e7:ef:a5:57:23:27:4b:96:e7:2c:ad:50:01
Signer

UPX0
Size: - Virtual size: 584KB

UPX1
Size: 446KB - Virtual size: 448KB

.rsrc
Size: 85KB - Virtual size: 88KB

.text
Size: 672KB - Virtual size: 671KB

.rdata
Size: 124KB - Virtual size: 120KB

.data
Size: 24KB - Virtual size: 40KB

.rsrc
Size: 180KB - Virtual size: 177KB