Behavioral task
behavioral1
Sample
2024-06-10_f23d3106fdd4e6193c79d4b333731016_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-10_f23d3106fdd4e6193c79d4b333731016_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-10_f23d3106fdd4e6193c79d4b333731016_cryptolocker
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Size
91KB
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MD5
f23d3106fdd4e6193c79d4b333731016
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SHA1
c4ab05f9b832711597a0cc54c91f851705372ee1
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SHA256
8b457ca6057494896c71260c426a73e4413867c0d63c11cb68d38b2da649698a
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SHA512
0b0fe4457dd922ef3ce199e334856b7bba84f7326bf98ff07b550061c3bd86a9408dcd12c82607ae5a5e8b6c03ff3ff6dc0f21dcf744a8af3924032842220ef1
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyuF8:n6a+1SEOtEvwDpjYYvQd2PW
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 2024-06-10_f23d3106fdd4e6193c79d4b333731016_cryptolocker
Files
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2024-06-10_f23d3106fdd4e6193c79d4b333731016_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