Behavioral task
behavioral1
Sample
99c269f47497b887ecb2023beb8b35b8e7a0d1e421ff1f63a3a66abd3cf814a2.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
99c269f47497b887ecb2023beb8b35b8e7a0d1e421ff1f63a3a66abd3cf814a2.exe
Resource
win10v2004-20230703-en
General
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Target
99c269f47497b887ecb2023beb8b35b8e7a0d1e421ff1f63a3a66abd3cf814a2
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Size
14.4MB
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MD5
a8433b15fccf53927974f4befabf09d3
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SHA1
32d9a3e64e78e304a8dee2ce74799fb062f86792
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SHA256
99c269f47497b887ecb2023beb8b35b8e7a0d1e421ff1f63a3a66abd3cf814a2
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SHA512
1f80ba63651b01ca8580fb3af3d8a1de5b1a9a683e0aa8b8f8ffe9b1c4f7da0282007843434461c33dd51b096696aa3f96c390c28227e3d450e72c471f2bf563
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SSDEEP
393216:UKDPKKhlqoqunjLV/CRTgotcL3iMuJgkhO53aLlF8p:M0ffV/Sgx3uBW3qlFm
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/out.upx
Files
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99c269f47497b887ecb2023beb8b35b8e7a0d1e421ff1f63a3a66abd3cf814a2.exe windows x64
Code Sign
1e:4e:c0:ba:bc:2c:5f:ba:40:19:e8:88:23:f9:fb:acCertificate
IssuerCN=果核剥壳www.ghxi.com,C=China,1.2.840.113549.1.9.1=#0c1367756f6865626f6b6540676d61696c2e636f6dNot Before09/04/2022, 03:30Not After30/12/2099, 16:00SubjectCN=果核剥壳www.ghxi.com,C=China,1.2.840.113549.1.9.1=#0c1367756f6865626f6b6540676d61696c2e636f6d0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate
IssuerCN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=USNot Before01/08/2022, 00:00Not After09/11/2031, 23:59SubjectCN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=USKey Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate
IssuerCN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=USNot Before23/03/2022, 00:00Not After22/03/2037, 23:59SubjectCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate
IssuerCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USNot Before21/09/2022, 00:00Not After21/11/2033, 23:59SubjectCN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
1e:4e:c0:ba:bc:2c:5f:ba:40:19:e8:88:23:f9:fb:acCertificate
IssuerCN=果核剥壳www.ghxi.com,C=China,1.2.840.113549.1.9.1=#0c1367756f6865626f6b6540676d61696c2e636f6dNot Before09/04/2022, 03:30Not After30/12/2099, 16:00SubjectCN=果核剥壳www.ghxi.com,C=China,1.2.840.113549.1.9.1=#0c1367756f6865626f6b6540676d61696c2e636f6d0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate
IssuerCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USNot Before21/09/2022, 00:00Not After21/11/2033, 23:59SubjectCN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate
IssuerCN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=USNot Before23/03/2022, 00:00Not After22/03/2037, 23:59SubjectCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate
IssuerCN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=USNot Before01/08/2022, 00:00Not After09/11/2031, 23:59SubjectCN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=USKey Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
53:b4:55:8f:8c:08:8a:ce:51:a3:45:c9:e4:b0:07:89:76:20:7e:a0:72:65:c0:79:2a:df:a9:ba:73:86:42:21Signer
Actual PE Digest53:b4:55:8f:8c:08:8a:ce:51:a3:45:c9:e4:b0:07:89:76:20:7e:a0:72:65:c0:79:2a:df:a9:ba:73:86:42:21Digest Algorithmsha256PE Digest Matchestrue12:95:5e:d7:e2:9f:fe:d9:6c:71:72:b8:86:b9:96:23:28:94:63:71Signer
Actual PE Digest12:95:5e:d7:e2:9f:fe:d9:6c:71:72:b8:86:b9:96:23:28:94:63:71Digest Algorithmsha1PE Digest MatchestrueHeaders
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 15.8MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 14.3MB - Virtual size: 14.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 84KB - Virtual size: 84KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows x64
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 1.0MB - Virtual size: 1.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 160KB - Virtual size: 160KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 26KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 28.3MB - Virtual size: 28.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.drectve Size: 512B - Virtual size: 32B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 83KB - Virtual size: 82KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.modplug Size: - Virtual size: 20KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE