Behavioral task
behavioral1
Sample
2024-04-28_aa765b0d2b283b292ebf2f7aa43c82a7_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-28_aa765b0d2b283b292ebf2f7aa43c82a7_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_aa765b0d2b283b292ebf2f7aa43c82a7_cryptolocker
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Size
66KB
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MD5
aa765b0d2b283b292ebf2f7aa43c82a7
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SHA1
a3a2139e643e942f725f09f42459e09bf62c39f4
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SHA256
4e240b62c21786260b651865ff096d6774026cd10effcb234575b4713173c03e
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SHA512
aab8454042f51289a9a5bfa1d3e1c6e8e3edf3cf43b26348c506c62e4174210d9ad47415a3eb798eb06167eaa8c58268314f683a41ca61321e015ed69df70cf3
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyi:1nK6a+qdOOtEvwDpjl
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 2024-04-28_aa765b0d2b283b292ebf2f7aa43c82a7_cryptolocker
Files
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2024-04-28_aa765b0d2b283b292ebf2f7aa43c82a7_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