Static task
static1
Behavioral task
behavioral1
Sample
2024-05-02_4540ddd6f4d0c32bfe61fcce47cc1bc7_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-02_4540ddd6f4d0c32bfe61fcce47cc1bc7_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-02_4540ddd6f4d0c32bfe61fcce47cc1bc7_cryptolocker
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Size
42KB
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MD5
4540ddd6f4d0c32bfe61fcce47cc1bc7
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SHA1
e547b6bf12583b8d9e19bbd8d55a3194b5dc76c7
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SHA256
74a62e607da4777a7f9e8308954a04a3ee9db1b4655e0dec4eac40a15b550a1e
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SHA512
1b8dbe0090f6603ade0095de9b24e83e869ee5fdb034c6afa800eb80226efc01ae1a15e569ac870d3d51f4cb74408f1afd05d9900864bb3ca0c1e3edbee89bee
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/CtXabMr:6j+1NMOtEvwDpjrR2XabMr
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 2024-05-02_4540ddd6f4d0c32bfe61fcce47cc1bc7_cryptolocker
Files
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2024-05-02_4540ddd6f4d0c32bfe61fcce47cc1bc7_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: 11KB - Virtual size: 12KB
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