01b7fcd5ee3b5695a3630179cf2731bc47399f6394ef33527da4d3656603e861[.]exe

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General

Target

01b7fcd5ee3b5695a3630179cf2731bc47399f6394ef33527da4d3656603e861.exe
Size

27KB
MD5

6bb982d40a911c3475870e4b7f852e7c
SHA1

029d2426349f9aa3489a9ff6721fa3074f9341d8
SHA256

01b7fcd5ee3b5695a3630179cf2731bc47399f6394ef33527da4d3656603e861
SHA512

df725718873596dd16c00643c94fa1d2f6c96985a1445a0c16b808b92a9ef0fdfeb9718e9c3164d23ea42edf4daacf2c82b9b74431b8e2bb2529226c0cf9aa6b
SSDEEP

768:Nl2foFsDpsnB3pg2JE7kfhrBKFAMxkER6:NqH2nB3pvJGkfRWxU

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

01b7fcd5ee3b5695a3630179cf2731bc47399f6394ef33527da4d3656603e861.exe
.exe windows:4 windows x86 arch:x86

Code Sign

61:3b:c7:91:00:00:00:00:00:34
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/04/2011, 20:15

Not After

15/04/2021, 20:25

Subject

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

31/05/2021, 06:43

Not After

17/09/2029, 06:43

Subject

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39
Certificate

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

19/05/2021, 05:32

Not After

18/05/2036, 05:32

Subject

CN=Certum Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

66:97:11:45:cc:7a:0e:87:1d:14:71:7b:0a:04:1f:f4
Certificate

Issuer

CN=Certum Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Not Before

09/07/2024, 05:56

Not After

09/07/2025, 05:56

Subject

CN=Open Source Developer\, Jun Liu,O=Open Source Developer,L=淮安市,ST=江苏省,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

4e:0d:24:87:13:23:18:45:63:49:6d:42:9f:ef:6a:b2:0b:76:2c:d1:79:dd:f2:98:46:61:c3:22:32:34:89:dc
Signer

Actual PE Digest

4e:0d:24:87:13:23:18:45:63:49:6d:42:9f:ef:6a:b2:0b:76:2c:d1:79:dd:f2:98:46:61:c3:22:32:34:89:dc

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: 24KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 13KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - Virtual size: 4KB

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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 20KB - Virtual size: 16KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

61:3b:c7:91:00:00:00:00:00:34Certificate

Key Usages

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27Certificate

Key Usages

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39Certificate

Extended Key Usages

Key Usages

66:97:11:45:cc:7a:0e:87:1d:14:71:7b:0a:04:1f:f4Certificate

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

4e:0d:24:87:13:23:18:45:63:49:6d:42:9f:ef:6a:b2:0b:76:2c:d1:79:dd:f2:98:46:61:c3:22:32:34:89:dcSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 24KB

UPX1 Size: 13KB - Virtual size: 16KB

UPX2 Size: 512B - Virtual size: 4KB

Headers

File Characteristics

Sections

.text Size: 20KB - Virtual size: 16KB

.rdata Size: 4KB - Virtual size: 2KB

.data Size: 4KB - Virtual size: 7KB

61:3b:c7:91:00:00:00:00:00:34
Certificate

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39
Certificate

66:97:11:45:cc:7a:0e:87:1d:14:71:7b:0a:04:1f:f4
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

4e:0d:24:87:13:23:18:45:63:49:6d:42:9f:ef:6a:b2:0b:76:2c:d1:79:dd:f2:98:46:61:c3:22:32:34:89:dc
Signer

UPX0
Size: - Virtual size: 24KB

UPX1
Size: 13KB - Virtual size: 16KB

UPX2
Size: 512B - Virtual size: 4KB

.text
Size: 20KB - Virtual size: 16KB

.rdata
Size: 4KB - Virtual size: 2KB

.data
Size: 4KB - Virtual size: 7KB