Behavioral task
behavioral1
Sample
20240521783225e09a65c4371cf98c7e48b01e85cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
20240521783225e09a65c4371cf98c7e48b01e85cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
20240521783225e09a65c4371cf98c7e48b01e85cryptolocker
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Size
66KB
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MD5
783225e09a65c4371cf98c7e48b01e85
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SHA1
4b3b2b78d4bc1e5c835ce87f1d1d3a849f403279
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SHA256
991034b6f1a0507cfcf264eebf08e678efc3291703600e66fa97f7c1048c5458
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SHA512
9c4ab5af89b8e196fbd2da7cc99783a38fd55a064fe5cc1a243d400fd94ef17fc3ac882fcfc389678bc9e1b51741f296f2937fb90dced8c942a42bb0f252f57d
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xZ4J:1nK6a+qdOOtEvwDpjU
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 20240521783225e09a65c4371cf98c7e48b01e85cryptolocker
Files
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20240521783225e09a65c4371cf98c7e48b01e85cryptolocker.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