Static task
static1
Behavioral task
behavioral1
Sample
2024-06-07_8c439bb2dcb06a70693df9b0fa1d1cd2_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-07_8c439bb2dcb06a70693df9b0fa1d1cd2_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-07_8c439bb2dcb06a70693df9b0fa1d1cd2_cryptolocker
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Size
58KB
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MD5
8c439bb2dcb06a70693df9b0fa1d1cd2
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SHA1
588f7efcac5c5d4b2374a5a0c45cf46f91a70079
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SHA256
bf7700bd9cd839206a92419966210f3ad6b68940cd294274bf6d02a62171490e
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SHA512
b8e1279f851b3271676f4247adc4275748bde8dc3d17e2544d2b2b144d9831f3511ac5cb3ba8450e1ad4c60a1c25587eb8fbe3c7c8745ec8b30241d78ad7469c
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5QJz7/e64A:6j+1NMOtEvwDpjr8oxExe64A
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 2024-06-07_8c439bb2dcb06a70693df9b0fa1d1cd2_cryptolocker
Files
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2024-06-07_8c439bb2dcb06a70693df9b0fa1d1cd2_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