Behavioral task
behavioral1
Sample
2024-05-17_4c85b27893432f4d5b7dfaca7c49c053_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-17_4c85b27893432f4d5b7dfaca7c49c053_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-17_4c85b27893432f4d5b7dfaca7c49c053_cryptolocker
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Size
63KB
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MD5
4c85b27893432f4d5b7dfaca7c49c053
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SHA1
2e410fed8e7fa60db11ee131a5c0ba3eab80208c
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SHA256
958cd0c5e874e0f1fc2381a480d72671294ef5800c9226bfb8452c176597bf2e
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SHA512
27fe644bee162bec1668d7609cfd7ccaf4eb6fe0c511bf474a88f146c695a76454bdf988cf0ef583ff146ba4ed34edd313af0bafeef678fe5ef9362d3c115255
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYM0M:1nK6a+qdOOtEvwDpjj
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 2024-05-17_4c85b27893432f4d5b7dfaca7c49c053_cryptolocker
Files
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2024-05-17_4c85b27893432f4d5b7dfaca7c49c053_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