Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_643527bcd26b46c7ca2b26fdbd1f0c3e_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-28_643527bcd26b46c7ca2b26fdbd1f0c3e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_643527bcd26b46c7ca2b26fdbd1f0c3e_cryptolocker
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Size
63KB
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MD5
643527bcd26b46c7ca2b26fdbd1f0c3e
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SHA1
436e888c1a08e3ba857bd0df766a13ed895c56d8
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SHA256
f3fb76d88cf81d7e35ef7db874fbab77caae22b16e7039519673343347e3cc0c
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SHA512
d7a48381265d71d516168c1aea1ce8758d5d9292b0d143f3f50f121265b9fb94bd7b1f209b07ba2a20859de3c803a0ba172062e5f3cd5b2122cdcf3c65720fb1
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEMi:6j+1NMOtEvwDpjr8ox8UDEf
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 2024-02-28_643527bcd26b46c7ca2b26fdbd1f0c3e_cryptolocker
Files
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2024-02-28_643527bcd26b46c7ca2b26fdbd1f0c3e_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