Behavioral task
behavioral1
Sample
b4a937e62c548a52069d7bd4fbe65919.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4a937e62c548a52069d7bd4fbe65919.exe
Resource
win10v2004-20240226-en
General
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Target
b4a937e62c548a52069d7bd4fbe65919
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Size
28KB
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MD5
b4a937e62c548a52069d7bd4fbe65919
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SHA1
84cf1e14ab036e10185deaf956065399f3366389
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SHA256
ffa9d11ce636ea742cd0e973005888e3a0ec9eb30bdbee33eef26df8ba35eb02
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SHA512
5d39648a7db4e295056c63f0505e867e6e6747e48989ba11a430955b967eddfa4207d23ab804afb10bf5422ca55ad384c7d3f998d668e61c8e8ad3d78767d297
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SSDEEP
768:+a/M44CPeUaDWaxSsgm1yEA0OD9dtIKYtKYi:+aaCPeUaDbEV0OD9dtIltli
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b4a937e62c548a52069d7bd4fbe65919 unpack001/out.upx
Files
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b4a937e62c548a52069d7bd4fbe65919.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: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 20KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 4KB - Virtual size: 76KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
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: 40KB - Virtual size: 39KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 724B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE