Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_8afb21ed95b327d5ee3311bb3d7bc2e7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_8afb21ed95b327d5ee3311bb3d7bc2e7_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-18_8afb21ed95b327d5ee3311bb3d7bc2e7_cryptolocker
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Size
63KB
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MD5
8afb21ed95b327d5ee3311bb3d7bc2e7
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SHA1
2d66d39f64628988aa1066c08653475341d378c7
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SHA256
27a11f969bc1aa0edb2651ab7167914e6f014327e18c1c22b06cb46762c38804
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SHA512
6f75a760f2dd738dd7367ccf3ef0f0124d9710858171b0ec5c1435e35481f9b3b123d0ef55a26521ebf62dd10553363d4a939ef960e41838dc6f0874ff35a7c1
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEpE0o2:6j+1NMOtEvwDpjr8ox8UDEpX
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 2024-02-18_8afb21ed95b327d5ee3311bb3d7bc2e7_cryptolocker
Files
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2024-02-18_8afb21ed95b327d5ee3311bb3d7bc2e7_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