Behavioral task
behavioral1
Sample
2024-05-26_a85abed30f9f0dfe6e1b32e401a6335c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-26_a85abed30f9f0dfe6e1b32e401a6335c_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-26_a85abed30f9f0dfe6e1b32e401a6335c_cryptolocker
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Size
91KB
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MD5
a85abed30f9f0dfe6e1b32e401a6335c
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SHA1
5925fc2bffe6fb02535b8b7ffa888ac30dda84b7
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SHA256
2c1d5b0144ebcbee649d490fb8de6e28d5ef36af52e2b2ddee30516e5b26e85a
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SHA512
2663e5a057a04babbda505f6832a515402a006632c5a873aabf7bc551c40ca82f558461a4796eb531c04960fd86f5502b38047fe7aa2f2d270cf8f59d982a2ab
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAeD:n6a+1SEOtEvwDpjYYvQd2Py
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 2024-05-26_a85abed30f9f0dfe6e1b32e401a6335c_cryptolocker
Files
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2024-05-26_a85abed30f9f0dfe6e1b32e401a6335c_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