Static task
static1
Behavioral task
behavioral1
Sample
2024-05-29_a5dcbdb09fea2eccbd2ab7c9904b1469_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-29_a5dcbdb09fea2eccbd2ab7c9904b1469_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_a5dcbdb09fea2eccbd2ab7c9904b1469_cryptolocker
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Size
49KB
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MD5
a5dcbdb09fea2eccbd2ab7c9904b1469
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SHA1
ad110e8f226115f54ce9d695b51d3c311d8b5b47
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SHA256
b4ad095c71af881e30fc1ce90a8c7115e9fb476781465ad57b7d864631ba393d
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SHA512
d5d6a67d9b95f4e545cb48f9b0774e8a9b2245edf2e2b18ec691f6d1398ba495c1c57c9aeeeea0e8d7bdb804ffd181cb089633901af2e55abcd90b370a0fe2f3
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9Rva/yYsm06MB:xj+VGMOtEvwDpjy+viHs7pB
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 2024-05-29_a5dcbdb09fea2eccbd2ab7c9904b1469_cryptolocker
Files
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2024-05-29_a5dcbdb09fea2eccbd2ab7c9904b1469_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