Behavioral task
behavioral1
Sample
2024-02-21_57c8873a288bea767c43496410a16908_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_57c8873a288bea767c43496410a16908_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-21_57c8873a288bea767c43496410a16908_cryptolocker
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Size
65KB
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MD5
57c8873a288bea767c43496410a16908
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SHA1
de2b16d1f9fe9056224380c300c4dfcde58cc878
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SHA256
1dcee799a8c82a35491c01301b6808141ac58c6d5b9e378f5c117d2816c64d10
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SHA512
3661c17bb1f054a4761d85496f86bfb5205a5fe8472ba156d4e3f42c4ea839dbc7904c168f879d7af238a0595d60c7b2a15fef2f615e2027c7226f312bf733a3
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXa7t:1nK6a+qdOOtEvwDpjC
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 2024-02-21_57c8873a288bea767c43496410a16908_cryptolocker
Files
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2024-02-21_57c8873a288bea767c43496410a16908_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