Behavioral task
behavioral1
Sample
virussign.com_b5a73002b0cb05ebe54a42b4921fdd00.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
virussign.com_b5a73002b0cb05ebe54a42b4921fdd00.exe
Resource
win10v2004-20240508-en
General
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Target
virussign.com_b5a73002b0cb05ebe54a42b4921fdd00.vir
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Size
92KB
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MD5
b5a73002b0cb05ebe54a42b4921fdd00
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SHA1
5ddc28e3ea073e0f443658ff9ea88ae9cdfeb57e
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SHA256
dff68ed584109b6b84d52ead53f3ca863eeb7efe9f09f0d9097f7d12e1f96a90
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SHA512
51deb1ba7d6c1aeb23f28394c8b22a5b242de2c349d26c6e8bf1e252e50e5206125e667c1fcff28a682e28bb85556733fac1475bd1cc767a0395777febff5416
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SSDEEP
1536:CTWn1++PJHJXA/OsIZfzc3/Q8wYdTWn1++PJHJXA/OsIZfzc3/Q8m:KQSodYZQSoh
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource virussign.com_b5a73002b0cb05ebe54a42b4921fdd00.vir unpack001/out.upx
Files
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virussign.com_b5a73002b0cb05ebe54a42b4921fdd00.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