Behavioral task
behavioral1
Sample
2024-05-10_a70e4409eba0ebd8b8fcd4cee122a92e_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-10_a70e4409eba0ebd8b8fcd4cee122a92e_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_a70e4409eba0ebd8b8fcd4cee122a92e_cryptolocker
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Size
89KB
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MD5
a70e4409eba0ebd8b8fcd4cee122a92e
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SHA1
e55532514bc35536587500c0ade0ff56b5d6228d
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SHA256
d929784b5cb0a8a11868e8b77b4f610e3d2aa9a6087f9e38fc01a06136b8808f
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SHA512
ea45a1983da1df481b741ee42d13a3b5c3b20b5430932cb996710c85e4f81f2fcf41ed545cf8b35bf3e51eb76d475a8e1d5904f152d6d7c2679c3b5ada2ccd71
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/u:n6a+1SEOtEvwDpjYYvQd2P9
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 2024-05-10_a70e4409eba0ebd8b8fcd4cee122a92e_cryptolocker
Files
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2024-05-10_a70e4409eba0ebd8b8fcd4cee122a92e_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