Behavioral task
behavioral1
Sample
2024-09-05_b765dc6f31c5e88bf34ecf8b43eb7c4e_cryptolocker.exe
Resource
win7-20240708-en
General
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Target
2024-09-05_b765dc6f31c5e88bf34ecf8b43eb7c4e_cryptolocker
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Size
90KB
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MD5
b765dc6f31c5e88bf34ecf8b43eb7c4e
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SHA1
727ec190e98c904eb341dbee25b3129a4cba9a05
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SHA256
a3d2a3688398c4395d8493b0064278449f622a324d41f1be23864cff527f3221
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SHA512
2f7524057fc0d8aafb59d74e7c6f38b98e05cd1af39387ef05bcd2a15bd9f3ef5e180cb1f2f42978c8b4055555a0e767e95610db00e6582cd48e087f6237f1f7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tybla:zCsanOtEvwDpjB
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-05_b765dc6f31c5e88bf34ecf8b43eb7c4e_cryptolocker
Files
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2024-09-05_b765dc6f31c5e88bf34ecf8b43eb7c4e_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE