Behavioral task
behavioral1
Sample
MemClean.exe
Resource
win7-20240705-en
General
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Target
8b892bb0e70b4687451068bf742ad1ea_JaffaCakes118
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Size
362KB
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MD5
8b892bb0e70b4687451068bf742ad1ea
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SHA1
77b394ea9bd6f3d726008a2b5931ff80390694eb
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SHA256
9d096a6963565a9af0e16fa70602962e0edb4147965aa3467f82aa0b8bd65ae6
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SHA512
fb6ba72dac4f51224d52bb995718355545014f1813e9828be30f290b1cc0f3a121c2bc4bcc5854ea6d89e71470e4c5b796b42d5f439e0101d96981bce862339c
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SSDEEP
6144:ZMywOFbcEvDnep2Pl+XqmXiGwEhmhe1fc03eI8MIWpqBSuv+HIXCRPBqG:ZMywDaDnep292eg1f3H8jWCmoCZBqG
Malware Config
Signatures
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resource yara_rule static1/unpack001/MemClean.exe upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack002/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/MemClean.exe unpack002/out.upx
Files
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8b892bb0e70b4687451068bf742ad1ea_JaffaCakes118.rar
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MemClean.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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 476KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 262KB - Virtual size: 264KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 40KB - Virtual size: 44KB
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 512KB - Virtual size: 512KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 54KB - Virtual size: 54KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 26KB - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 42KB - Virtual size: 42KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ