Behavioral task
behavioral1
Sample
f32d0e5807c81f019674ba02d63abe9783a64ff5e864844f54724a5b0f4dfd87.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
f32d0e5807c81f019674ba02d63abe9783a64ff5e864844f54724a5b0f4dfd87.exe
Resource
win10v2004-20230220-en
General
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Target
f32d0e5807c81f019674ba02d63abe9783a64ff5e864844f54724a5b0f4dfd87
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Size
936KB
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MD5
62d826379baff57b91e7e0de95fcdbe0
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SHA1
5ef0edb8b63482785f1ddb27778476ed586cf046
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SHA256
f32d0e5807c81f019674ba02d63abe9783a64ff5e864844f54724a5b0f4dfd87
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SHA512
54697b1cdb27064fc8fd7255b2d4f1ec9c88706d73ad4ed50f2885ad833ab13acc64369bd8c4f40990de4129a66f2cc87014a20b1a130740a79308fd5e242a1d
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SSDEEP
24576:enMU9AoIPXX1U9vmxnyMCwiJUctuLw2XIxBuseDaCkgnk:eMdZ/lU9vKC3uLw66kVk
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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f32d0e5807c81f019674ba02d63abe9783a64ff5e864844f54724a5b0f4dfd87.exe windows x64
Code Sign
02:6e:6c:75:6c:a2:83:b7:46:6b:c7:ba:6b:e2:be:c9Certificate
IssuerCN=NVIDIA Corporation,ST=Hubei,C=China,1.2.840.113549.1.9.1=#1300Not Before27/11/2021, 05:19Not After31/12/2023, 16:00SubjectCN=NVIDIA Corporation,ST=Hubei,C=China,1.2.840.113549.1.9.1=#13000e: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
02:6e:6c:75:6c:a2:83:b7:46:6b:c7:ba:6b:e2:be:c9Certificate
IssuerCN=NVIDIA Corporation,ST=Hubei,C=China,1.2.840.113549.1.9.1=#1300Not Before27/11/2021, 05:19Not After31/12/2023, 16:00SubjectCN=NVIDIA Corporation,ST=Hubei,C=China,1.2.840.113549.1.9.1=#13000c: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
f6:39:9d:19:d9:9e:78:6b:5b:ea:b8:dc:b5:31:19:9d:4e:1b:62:5c:fb:e6:da:23:d3:98:63:b1:2f:1b:3f:1fSigner
Actual PE Digestf6:39:9d:19:d9:9e:78:6b:5b:ea:b8:dc:b5:31:19:9d:4e:1b:62:5c:fb:e6:da:23:d3:98:63:b1:2f:1b:3f:1fDigest Algorithmsha256PE Digest Matchestruead:3d:ec:f4:bc:68:1b:fc:24:07:29:8a:db:e7:a1:08:39:6d:ee:bdSigner
Actual PE Digestad:3d:ec:f4:bc:68:1b:fc:24:07:29:8a:db:e7:a1:08:39:6d:ee:bdDigest Algorithmsha1PE Digest MatchestrueHeaders
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 1.6MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 914KB - Virtual size: 916KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 1.7MB - Virtual size: 1.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 495KB - Virtual size: 494KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 27KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 80KB - Virtual size: 79KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 252B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 51KB - Virtual size: 50KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 57KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ