Behavioral task
behavioral1
Sample
keygen.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
keygen.exe
Resource
win10v2004-20240709-en
General
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Target
621a278f87f8528f43c5e283910ed262_JaffaCakes118
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Size
118KB
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MD5
621a278f87f8528f43c5e283910ed262
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SHA1
60f04bae209dec411bc6be69990bc2bc57b712ef
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SHA256
97ce79144af0a08b863cb82db4187390e60f4bdee52ef3bc33a03a3456764489
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SHA512
35197574d647a595238f37888bc0c1eb7dddac8c4388039941312c3279cfbeeb85f93c803c52f82f1ef5a427dde9ca14b340f95e99ab391a5c7dcd8101d99e25
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SSDEEP
3072:ZbsNR+ilpQYRZRaroQybZz2JVhjTQ7WD/Nx9h4E:ZgNo6QYharodZSJM7WDPjX
Malware Config
Signatures
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resource yara_rule static1/unpack001/keygen.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/keygen.exe unpack002/out.upx
Files
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621a278f87f8528f43c5e283910ed262_JaffaCakes118.rar
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keygen.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: 148KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 109KB - Virtual size: 112KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
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: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 76KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 150KB - Virtual size: 150KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ