Behavioral task
behavioral1
Sample
2024-05-31_b5abcd25a4f9e267d2c79f84f34bf2b5_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-31_b5abcd25a4f9e267d2c79f84f34bf2b5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-31_b5abcd25a4f9e267d2c79f84f34bf2b5_cryptolocker
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Size
90KB
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MD5
b5abcd25a4f9e267d2c79f84f34bf2b5
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SHA1
aa160363fd9014e5da46a74f59a813c59ae9f5de
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SHA256
eff6f3cab19ed9eee9c6fb9728f4706bcc8ea6d3aec5838c1c34fff2717852d3
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SHA512
207bacf4003e7f2717c08b6b9b224f77602851a8055b4f1f3106f70afaa5a6efda3395a5759b846bfd28d46f06bc29e4f902159cff7d9837d3fd1abfa1fa2575
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAy9:n6a+1SEOtEvwDpjYYvQd2PU
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-31_b5abcd25a4f9e267d2c79f84f34bf2b5_cryptolocker
Files
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2024-05-31_b5abcd25a4f9e267d2c79f84f34bf2b5_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
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_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