Static task
static1
Behavioral task
behavioral1
Sample
2024-04-26_a4602e516950663d4a7a5f1f47e05e3a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_a4602e516950663d4a7a5f1f47e05e3a_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_a4602e516950663d4a7a5f1f47e05e3a_cryptolocker
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Size
50KB
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MD5
a4602e516950663d4a7a5f1f47e05e3a
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SHA1
e53e564b22f5a16b6e9c8f5744ddc79e4af77fb5
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SHA256
2ed70b622ba621ac49c4a064993114abd836c827365b269b9d6d9fce1525c49b
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SHA512
a37624e1ab20fadd74a9ec3ea7e6cfea049a7215cd65b9cdfb8d6cf40876d854cb67cae4b1e45cd8aea6c5cb3deb81f356eb55ac2d951b320fd57a2dd4450726
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLtldedHc:xj+VGMOtEvwDpjk/eVc
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 2024-04-26_a4602e516950663d4a7a5f1f47e05e3a_cryptolocker
Files
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2024-04-26_a4602e516950663d4a7a5f1f47e05e3a_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