Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_c51302b4b8fd3cd7b28122cb8d7d2738_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_c51302b4b8fd3cd7b28122cb8d7d2738_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-08_c51302b4b8fd3cd7b28122cb8d7d2738_cryptolocker
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Size
49KB
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MD5
c51302b4b8fd3cd7b28122cb8d7d2738
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SHA1
c520af3078e38203d892b4bcc24397b07d185883
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SHA256
db71f5766711af80c8abd7799ff33ac72e0acd692d95f9986cb3537799d11900
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SHA512
aa7ff1e4303d5587aea58ad94e49bdb5b8fa04f29546fbbc0f4f82ee90b6806645a2dde80064bab5345e1f12e821bb739fcdd8ac6223072feb12cd7947bf7ecf
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaSvX:xj+VGMOtEvwDpjy+Ty
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-08_c51302b4b8fd3cd7b28122cb8d7d2738_cryptolocker
Files
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2024-03-08_c51302b4b8fd3cd7b28122cb8d7d2738_cryptolocker.exe windows:5 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
IMAGE_FILE_DEBUG_STRIPPED
Sections
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE