Static task
static1
Behavioral task
behavioral1
Sample
2024-05-25_a645d8fe9b44b8fd2f6897e149e4e2f4_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-25_a645d8fe9b44b8fd2f6897e149e4e2f4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_a645d8fe9b44b8fd2f6897e149e4e2f4_cryptolocker
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Size
53KB
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MD5
a645d8fe9b44b8fd2f6897e149e4e2f4
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SHA1
0eeb25b1c3fb21c4639f8c0415cd91ab8fa6eee7
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SHA256
5b719884c118553c5661fe572322c3d587bfa50e1f0003b13d0c934459612964
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SHA512
2f2ba10b81ce4803a32aea628626c73e5fe2b4a7de044b0bd4ec2b90816b6c118c2274175a4da024b676c1047f1dfba3ffb435b5cfa908a13668ce102c8ed483
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhqlcnvhx5/xFRkH8:6j+1NMOtEvwDpjr8hhXic
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 2024-05-25_a645d8fe9b44b8fd2f6897e149e4e2f4_cryptolocker
Files
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2024-05-25_a645d8fe9b44b8fd2f6897e149e4e2f4_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