clean_master_1_1[.]exe

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General

Target

clean_master_1_1.exe
Size

30.1MB
MD5

34faad3658a42658d7a28c24ecdd10f8
SHA1

74f9173e1071c81699e8a1591f521d780f239806
SHA256

86f81420a4d17a143137ebcd3e3defd9cb94a827855fc4eb744843675bd11407
SHA512

e1675053dc27520510506c5bbb6ade19a8d7902b72290429e3d6c8e74fb70343d1d991204277dc15effc4349e87f7cd9423dc6e144c75639b6246afd7c128294
SSDEEP

786432:OOMP8iOl4PorpGngFGg50OlPA5ClDfD/5oakWaa+csPWBKl:O30iq4PotQgFhaAPA54D/qzrauWBKl

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

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

0c:f3:e7:01:77:7b:3b:84:d8:7d:8f:b1:7b:21:c3:78
Certificate

Issuer

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

Not Before

26/04/2024, 00:00

Not After

29/04/2027, 23:59

Subject

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

41:79:00:59:21:3f:e9:9b:da:86:5f:51:8a:7c:26:9e:aa:1d:a3:bf:e6:c8:66:90:12:11:02:16:ec:05:a7:53
Signer

Actual PE Digest

41:79:00:59:21:3f:e9:9b:da:86:5f:51:8a:7c:26:9e:aa:1d:a3:bf:e6:c8:66:90:12:11:02:16:ec:05:a7:53

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: 600KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 457KB - Virtual size: 460KB

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: 696KB - Virtual size: 692KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 128KB - Virtual size: 124KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 24KB - Virtual size: 41KB

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

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

Extended Key Usages

Key Usages

0c:f3:e7:01:77:7b:3b:84:d8:7d:8f:b1:7b:21:c3:78Certificate

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

41:79:00:59:21:3f:e9:9b:da:86:5f:51:8a:7c:26:9e:aa:1d:a3:bf:e6:c8:66:90:12:11:02:16:ec:05:a7:53Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 600KB

UPX1 Size: 457KB - Virtual size: 460KB

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

Headers

File Characteristics

Sections

.text Size: 696KB - Virtual size: 692KB

.rdata Size: 128KB - Virtual size: 124KB

.data Size: 24KB - Virtual size: 41KB

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

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

0c:f3:e7:01:77:7b:3b:84:d8:7d:8f:b1:7b:21:c3:78
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

41:79:00:59:21:3f:e9:9b:da:86:5f:51:8a:7c:26:9e:aa:1d:a3:bf:e6:c8:66:90:12:11:02:16:ec:05:a7:53
Signer

UPX0
Size: - Virtual size: 600KB

UPX1
Size: 457KB - Virtual size: 460KB

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

.text
Size: 696KB - Virtual size: 692KB

.rdata
Size: 128KB - Virtual size: 124KB

.data
Size: 24KB - Virtual size: 41KB

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