Static task
static1
Behavioral task
behavioral1
Sample
2024-03-19_38b9bb93e74b06cc69150cd69af13b51_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-19_38b9bb93e74b06cc69150cd69af13b51_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_38b9bb93e74b06cc69150cd69af13b51_cryptolocker
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Size
47KB
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MD5
38b9bb93e74b06cc69150cd69af13b51
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SHA1
40e6980d25929e38769250e2f581a9da8eb085bb
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SHA256
4d852b1cdeda962e0c809712fb21c935107f4b4edcea4565ae11cbcdc25f5c6e
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SHA512
57dbbf2b5e4f2c49a5990d58358bf4b91cfb360ad59c4fb36789e576ffb6bb200f0ccccac5104d07b76ed9f408c06570d2c885e0d3417ece2cc86e2342582431
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLtldedE:xj+VGMOtEvwDpjk/eS
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 2024-03-19_38b9bb93e74b06cc69150cd69af13b51_cryptolocker
Files
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2024-03-19_38b9bb93e74b06cc69150cd69af13b51_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