Behavioral task
behavioral1
Sample
cobraca_empresa.exe
Resource
win7-20240708-en
General
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Target
86f4d3c1a83429d8dfe47db744ebd361_JaffaCakes118
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Size
132KB
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MD5
86f4d3c1a83429d8dfe47db744ebd361
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SHA1
019c151c38bd8bfe98a3510898448dfd58fc0d36
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SHA256
0e60b85514d1de27d07a1d5aedfa360df8b8a6e3b19a215dccad505608f086fc
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SHA512
8450efd9c37fcb2b841d5d5a1c6127f9080c2fd28a7b7ea4ea1bb65fa833e812f9e1a83e2c0c7b924c57ee69a85d91ce71950c3f3f16b9aa805db70d6a44eb51
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SSDEEP
3072:oOxTFA06IDF+JO4gJhS3RwvfyaRN5tORBM23bw4DSelU6jW0zkSTGegD:oOxhIJOxS6Cyubw4Uz0zfinD
Malware Config
Signatures
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resource yara_rule static1/unpack001/cobraca_empresa.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/cobraca_empresa.exe unpack002/out.upx
Files
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86f4d3c1a83429d8dfe47db744ebd361_JaffaCakes118.zip
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cobraca_empresa.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 96KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 133KB - Virtual size: 136KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 8KB
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_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
.text Size: 164KB - Virtual size: 163KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 18KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 12B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ