Behavioral task
behavioral1
Sample
keygen.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
keygen.exe
Resource
win10v2004-20240709-en
General
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Target
4d2c4eef2c2ca5a9fc01e6c41ae11128_JaffaCakes118
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Size
33KB
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MD5
4d2c4eef2c2ca5a9fc01e6c41ae11128
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SHA1
de04c3552f5b38b64ebf795e6ff2b1f5c48a25df
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SHA256
9dd4b50ee8b156dc7e639a14da8e63deb6be2db68f77e84d7a1d842cc041b39d
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SHA512
7afe155c751c2f9509fbe2bc1cdb7c95a44eb9d685e5c4765f12aa6b7825fcf9c6076dbccff09578efd6dc3bf28946cadf0f8eeac3a139fb11d82f9c03effa6f
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SSDEEP
768:K4yqIuawfYNS6TflumQCYSUUAjQXUM3AZKHkyi5h:py1PHLl3ekAjQkk5Ej
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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4d2c4eef2c2ca5a9fc01e6c41ae11128_JaffaCakes118.zip
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keygen.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 25KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 16KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 33KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ