Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_1fcb835c4d8a31fdb6cc8289b1e1cab4_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_1fcb835c4d8a31fdb6cc8289b1e1cab4_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_1fcb835c4d8a31fdb6cc8289b1e1cab4_cryptolocker
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Size
60KB
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MD5
1fcb835c4d8a31fdb6cc8289b1e1cab4
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SHA1
4c415e6de3384504bdbb13e2dfea309776c9ef61
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SHA256
27a32dc45ce9d71dceb45fb626a8d5317ad41579f646aba2dbaf3991e45f23be
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SHA512
e53c278c69761cfa4ccabd76a969995b6bc5e76aea9d0da8b15a6ac37f072090a6f437b5457536087f7b4280c68fd8e58b6ad6ad71afb0cfddd956934a0692ea
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SSDEEP
384:60VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26a3WDNRYpetOOtEvwDpjqIGRmd:6Qz7yVEhs9+4KR7tOOtEvwDpjL
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 2024-01-24_1fcb835c4d8a31fdb6cc8289b1e1cab4_cryptolocker
Files
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2024-01-24_1fcb835c4d8a31fdb6cc8289b1e1cab4_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