Behavioral task
behavioral1
Sample
7decec85139f305be988a5314fdc3357.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
7decec85139f305be988a5314fdc3357.exe
Resource
win10v2004-20231215-en
General
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Target
7decec85139f305be988a5314fdc3357
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Size
718KB
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MD5
7decec85139f305be988a5314fdc3357
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SHA1
38314bf1bc8cfa5cae5be7ffffb9aee457688f0a
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SHA256
dbb7d3ebec659f97c0d6456e5c05efbf56e2a41b3035fcf46dee1a71c7f81af9
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SHA512
5d34a82c7a13925fdc92044e9607aaa8c56f80185788d29695122f62694255d56a9cde229d0a3d15870c7baa61ca7dcea54c9151010b6db0d7139a326441fd4a
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SSDEEP
12288:8cSbJUPjudWXPi1PT6lU2T78infSP6ctxJtGszdlX1962qqpH1x94z3cdwI2IE7e:xpbsWXPi12TTR6PV3bOqpd4zbI5t3
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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7decec85139f305be988a5314fdc3357.exe windows:5 windows x86 arch:x86
Code Sign
4a:f7:4d:10:ce:1d:a1:7e:c9:80:9e:67:d8:1c:37:56:14:a1:f0:ffCertificate
IssuerCN=PROGUARD,OU=PROGUARD,O=PROGUARD,L=macaé,ST=Rio de janeiro,C=BR,1.2.840.113549.1.9.1=#0c1150524f4755415244404c4956452e434f4dNot Before26/02/2021, 18:38Not After26/02/2022, 18:38SubjectCN=PROGUARD,OU=PROGUARD,O=PROGUARD,L=macaé,ST=Rio de janeiro,C=BR,1.2.840.113549.1.9.1=#0c1150524f4755415244404c4956452e434f4d30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate
IssuerCN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=USNot Before02/05/2019, 00:00Not After18/01/2038, 23:59SubjectCN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GBExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
8c:77:a0:00:8f:f4:d1:b0:c6:3d:9f:3a:48:83:8d:6bCertificate
IssuerCN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GBNot Before23/10/2020, 00:00Not After22/01/2032, 23:59SubjectCN=Sectigo RSA Time Stamping Signer #2,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GBExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageContentCommitment
c8:2a:33:d5:fa:3f:d5:7d:39:9b:71:db:07:13:24:02:b2:0d:fc:5fSigner
Actual PE Digestc8:2a:33:d5:fa:3f:d5:7d:39:9b:71:db:07:13:24:02:b2:0d:fc:5fDigest 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 1.9MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 686KB - Virtual size: 688KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 25KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Exports
Exports
TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr
Sections
.text Size: 2.2MB - Virtual size: 2.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 25KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.didata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.edata Size: 512B - Virtual size: 154B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: - Virtual size: 76B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 92B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 202KB - Virtual size: 202KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 64KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ