Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_fc8048f3b0c3ff08ba1cf6f74d254285_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_fc8048f3b0c3ff08ba1cf6f74d254285_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_fc8048f3b0c3ff08ba1cf6f74d254285_cryptolocker
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Size
56KB
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MD5
fc8048f3b0c3ff08ba1cf6f74d254285
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SHA1
8bbad1859ce1f4e01ab0b18cf9d9f4b87b1f9dbf
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SHA256
7be09082db851560280863ebc89bd763bb899e72bb6b2cea75d64cb77a7f9a71
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SHA512
831e039f37bda5c0a66acbabce0f9cfe81e7ca21bbc4ba70132324c16ee576168691d4926ad557541ec8ae2a4120f95305d65f5412a5a6c23a9bf644cf1109bf
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Goi20HVeDgv2:xj+VGMOtEvwDpjubEgV20k
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_fc8048f3b0c3ff08ba1cf6f74d254285_cryptolocker
Files
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2024-01-24_fc8048f3b0c3ff08ba1cf6f74d254285_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