Behavioral task
behavioral1
Sample
daf8a94cc8811594d149bbcdc88bd6ce98f9013acecb73f80d657ee09c1dcbfb.exe
Resource
win7-20240221-en
General
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Target
daf8a94cc8811594d149bbcdc88bd6ce98f9013acecb73f80d657ee09c1dcbfb
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Size
5.3MB
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MD5
a8a8ea95db74025ba45984e0aae0c771
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SHA1
817a4673775bba6bd3644b5c459c6b409f7671eb
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SHA256
daf8a94cc8811594d149bbcdc88bd6ce98f9013acecb73f80d657ee09c1dcbfb
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SHA512
ae0a71efaa2dcddb2912bf177a63e41ebd7f1f9cf5a4989b35c58b5558d3da78ab9379bfcb5fd2fc07a27fc47f6fae19654ba2ca716c53772e5ccf7bf273eea2
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SSDEEP
98304:2jZ3DHpk8y6+wtMayoFYdfewSBykF7CzuAzJrjH1bTen42c:2N3DHpTyBwtMa7F2cBTF7ehljVbTeY
Malware Config
Signatures
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Detects executables packed with Themida 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_Themida -
resource yara_rule sample themida
Files
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daf8a94cc8811594d149bbcdc88bd6ce98f9013acecb73f80d657ee09c1dcbfb.exe windows:4 windows x86 arch:x86
Code Sign
49:da:b5:90:0d:ca:70:47:be:60:f3:e0:d9:db:e1:e2Certificate
IssuerCN=Root AgencyNot Before02/01/2024, 09:41Not After31/12/2039, 23:59SubjectCN=Clean WeChat X Pro,O=WQW,1.2.840.113549.1.9.1=#0c103731343137343332334071712e636f6d0e: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
05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate
IssuerCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USNot Before14/07/2023, 00:00Not After13/10/2034, 23:59SubjectCN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
5f:fd:13:e9:be:e6:66:21:0d:9b:f2:f9:39:11:6d:42:99:71:3c:80Signer
Actual PE Digest5f:fd:13:e9:be:e6:66:21:0d:9b:f2:f9:39:11:6d:42:99:71:3c:80Digest 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_32BIT_MACHINE
Sections
Size: 1.1MB - Virtual size: 2.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 836KB - Virtual size: 1.9MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 56KB - Virtual size: 436KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 36KB - Virtual size: 394KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 368KB - Virtual size: 368KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: - Virtual size: 4.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.boot Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ