Behavioral task
behavioral1
Sample
2024-04-09_42ac9b3c7b78f0dcbd3db94ed2f2d4f5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_42ac9b3c7b78f0dcbd3db94ed2f2d4f5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_42ac9b3c7b78f0dcbd3db94ed2f2d4f5_cryptolocker
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Size
73KB
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MD5
42ac9b3c7b78f0dcbd3db94ed2f2d4f5
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SHA1
1d0685f29babbfabd02be1760ca8f5da81889c57
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SHA256
a08d5e058565ad8c8bd5543e678efe04197f4edf9d56d4849ddbf3538d74d4da
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SHA512
bbeceb4cc75c5bef44614819cb195dd46419366926489c710bc698d1e7b0fa456f3ffabd369b129517857858326a8052b30b611709473d6f979d168a09b4b1d3
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalVrg:1nK6a+qdOOtEvwDpjf
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 2024-04-09_42ac9b3c7b78f0dcbd3db94ed2f2d4f5_cryptolocker
Files
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2024-04-09_42ac9b3c7b78f0dcbd3db94ed2f2d4f5_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE