Behavioral task
behavioral1
Sample
CFFixerv1.exe
Resource
win7-20240704-en
General
-
Target
68bffddd36eba61841e16f30051f561d_JaffaCakes118
-
Size
1.1MB
-
MD5
68bffddd36eba61841e16f30051f561d
-
SHA1
9b389607a479b0a73380003315e79cfbda2e65df
-
SHA256
95750a98354e83fdab38030072d16d4ce347b9987c41c2832ef6b47a3d5ef579
-
SHA512
666bb413209fcf06c0841cd5f41f44ad4925ebabd627d260731360ed0c09827370c8b7d19381ac7fb7acbb74d6cee48d7442e9d33db7ee392fc027c31afc980f
-
SSDEEP
24576:uF1bewpkNubFdBIViM7vlBlyy7XsrrleQNXPIdAeGGgciXdMzEIxqYOjKO:uH6wpkNuhdwrlBf43lHVyyGgazES4jp
Malware Config
Signatures
-
resource yara_rule static1/unpack001/CFFixerv1.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/CFFixerv1.exe unpack002/out.upx
Files
-
68bffddd36eba61841e16f30051f561d_JaffaCakes118.rar
-
CFFixerv1.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: 460KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 263KB - Virtual size: 264KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 19KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
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: 26KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ