Behavioral task
behavioral1
Sample
2024-03-18_f3a42a6c97f286e3235539f209b1d494_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-18_f3a42a6c97f286e3235539f209b1d494_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-18_f3a42a6c97f286e3235539f209b1d494_cryptolocker
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Size
71KB
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MD5
f3a42a6c97f286e3235539f209b1d494
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SHA1
f4d04272932cf23889284833b81915f64ea01805
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SHA256
013be8bb661226da19059276ea9f9647c4ce291b8523c68bef91d78c84109e52
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SHA512
c81778c04fc569a931e4bd3e5c20017c82f363afe18443ba58fff1735c1dc446b165b859aefee0d667c39e7afef0dd50c970ed5aa00ae142892f6f5eb71a035e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalF:1nK6a+qdOOtEvwDpj8
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 2024-03-18_f3a42a6c97f286e3235539f209b1d494_cryptolocker
Files
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2024-03-18_f3a42a6c97f286e3235539f209b1d494_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