Behavioral task
behavioral1
Sample
virussign.com_9171fa6d65bdeb697a4e3cf44aa49c80.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
virussign.com_9171fa6d65bdeb697a4e3cf44aa49c80.exe
Resource
win10v2004-20240508-en
General
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Target
virussign.com_9171fa6d65bdeb697a4e3cf44aa49c80.vir
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Size
124KB
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MD5
9171fa6d65bdeb697a4e3cf44aa49c80
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SHA1
14e79fef27d16f18cd2a9b528be9b244eaa4799f
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SHA256
7d1acf384d0a5769ea71c762d7de215d1e3ac06bc366a96511fcca5b557efcb5
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SHA512
fa9678c50da340f2d8fcb6de34f26fcd7df6208a0a7d5b40fcc204343fee97d665f3de8ae998148349c6b2424d8e10c9c261f09e4d3d16902294e82719f8bebb
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SSDEEP
3072:KQSodYj9iMGfUSaOy9SnJUwFU+FUhFUeFUXFUqyqKRrpF6Pwq:KQSodYj9iMGsSaOyiN
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource virussign.com_9171fa6d65bdeb697a4e3cf44aa49c80.vir unpack001/out.upx
Files
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virussign.com_9171fa6d65bdeb697a4e3cf44aa49c80.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
Sections
UPX0 Size: - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - 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
Sections
.text Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 352B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ