Behavioral task
behavioral1
Sample
virussign.com_1d2bc11814f0e5535184804ad31d2990.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
virussign.com_1d2bc11814f0e5535184804ad31d2990.exe
Resource
win10v2004-20240426-en
General
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Target
virussign.com_1d2bc11814f0e5535184804ad31d2990.vir
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Size
22KB
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MD5
1d2bc11814f0e5535184804ad31d2990
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SHA1
c8ac055777fed73e3ecabb15e3485e25c971f951
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SHA256
d33fb4b66a96dddabcf61463f6f3385df3f613ad4d542a5448417cdf22b1bcea
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SHA512
97f078830b1fb2e9bfa53ea988dd03c4e668397d75600894df3ec2675af6bbef411825678d60dd229b4a5ca6dc3aa9da53ac5865cc8aa614618751bda7cb5bef
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SSDEEP
384:UBWoC5GDr6wc/w3HgM6vDUTAXBGCVf4WVlFvX8Mb7a6N:rRkiLw3HsDSARGG/MMb7rN
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource virussign.com_1d2bc11814f0e5535184804ad31d2990.vir unpack001/out.upx
Files
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virussign.com_1d2bc11814f0e5535184804ad31d2990.vir.exe windows:4 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_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 40KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 16KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 265B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 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_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.text Size: 20KB - Virtual size: 20KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 112B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 768B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE