Behavioral task
behavioral1
Sample
2024-05-29_83977b95a1d8f73f3f20f7bc997e70ae_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-29_83977b95a1d8f73f3f20f7bc997e70ae_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_83977b95a1d8f73f3f20f7bc997e70ae_cryptolocker
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Size
65KB
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MD5
83977b95a1d8f73f3f20f7bc997e70ae
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SHA1
2b210d47d94c0fb959f5c3eab743ff59b2983244
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SHA256
20ac0f9113a9186d5101b4b8f0e0ec65181df9695188392aa5a77bb1ceb90677
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SHA512
b1c982477aafcedeaa3ae6af1c1f3600b56298940bebffaed2700ec9ae890f813fbc03b5d40bf9c2ddf2fddcdb72869f715500c798c3634d1d6d6b94fcfb7a3b
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyz:1nK6a+qdOOtEvwDpjQ
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 2024-05-29_83977b95a1d8f73f3f20f7bc997e70ae_cryptolocker
Files
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2024-05-29_83977b95a1d8f73f3f20f7bc997e70ae_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