Behavioral task
behavioral1
Sample
42ba40c6aa6e7f7c6fb6a968c20de020_NEAS.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
42ba40c6aa6e7f7c6fb6a968c20de020_NEAS.exe
Resource
win10v2004-20240419-en
General
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Target
42ba40c6aa6e7f7c6fb6a968c20de020_NEAS
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Size
64KB
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MD5
42ba40c6aa6e7f7c6fb6a968c20de020
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SHA1
bc46cdc1c2f78c44641f758a826df647660a02d9
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SHA256
8a9d1f7b161ece3fe8db8ef68f5da190d0dd4971de6595070d8dce74d8966072
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SHA512
ff27b4380bbb30777d57bfc8c15d44fd5bc264ab18086d4bd9802bb58806699306fb77b441d3aa36af9e0b1e2fed9d37c09b06030f98da683c74f0d28c5ebcc4
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SSDEEP
1536:ppTT6X3vad2oWW104B9GlFDxwNSE7OtlKYii:ppTWXyEWH9GHVwcE7CKw
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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42ba40c6aa6e7f7c6fb6a968c20de020_NEAS.exe windows:8 windows x86 arch:x86
Code Sign
75:4a:c1:04:f6:2e:f3:bc:45:74:91:39:0d:13:39:73Certificate
IssuerCN=Avira GmbHNot Before10/02/2011, 18:10Not After31/12/2039, 23:59SubjectCN=Avira GmbH38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5Certificate
IssuerCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USNot Before15/06/2007, 00:00Not After14/06/2012, 23:59SubjectCN=VeriSign Time Stamping Services Signer - G2,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageContentCommitment
47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate
IssuerCN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZANot Before04/12/2003, 00:00Not After03/12/2013, 23:59SubjectCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
b9:1b:f1:18:47:da:1f:7a:3b:56:73:f9:07:5d:b2:48:8d:c5:88:bcSigner
Actual PE Digestb9:1b:f1:18:47:da:1f:7a:3b:56:73:f9:07:5d:b2:48:8d:c5:88:bcDigest Algorithmsha1PE Digest MatchestrueHeaders
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 124KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 59KB - Virtual size: 60KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:8 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 95KB - Virtual size: 152KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ