Behavioral task
behavioral1
Sample
HastyMU.exe
Resource
win7-20240704-en
General
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Target
aaca05f0d022b201d30ee81b4afc8e72_JaffaCakes118
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Size
14KB
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MD5
aaca05f0d022b201d30ee81b4afc8e72
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SHA1
bb1194f7bbaccc38879252faad5e777b3d50cd08
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SHA256
7a077f587c6ed1d3eff9021ffa367f33f42e8f56db8040ab6ea56901c1cbf165
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SHA512
319b8b2adeb82fc92cd8e1730ecb65ce7cb502ea8f35d29fadacb863bd8e5f42e60dde87591fcde3338ecb7cf84e23bfe6dfccb2bae92312fd9b094bf7edd049
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SSDEEP
384:VBk/gsWK9UpBRmbE0hdV86oZsnYlthHtEbzapcE+7S:VBk/XrypWe6R+LNWwIS
Malware Config
Signatures
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resource yara_rule static1/unpack001/HastyMU.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/HastyMU.exe unpack002/out.upx
Files
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aaca05f0d022b201d30ee81b4afc8e72_JaffaCakes118.zip
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HastyMU.exe.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: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 13KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3KB - 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: 20KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ