Behavioral task
behavioral1
Sample
2024-01-25_b5195fbd3e2f1ebd42cf760db404252d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_b5195fbd3e2f1ebd42cf760db404252d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_b5195fbd3e2f1ebd42cf760db404252d_cryptolocker
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Size
61KB
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MD5
b5195fbd3e2f1ebd42cf760db404252d
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SHA1
a8395c8f94303b87c3ea3c05498d359cb30b7e66
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SHA256
0dccfc676d60fdef8157392915889150b43dae8a151593925eee08ad10af30db
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SHA512
0aeb1a9ab9cf62b10994222565ff1a3a0edef276b059b02c43492b84f15e4e7fa2ba110af337ff9b6de9314559d7d84be207dda29e70d585df2795a404e7e99e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoJK:1nK6a+qdOOtEvwDpj6
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 2024-01-25_b5195fbd3e2f1ebd42cf760db404252d_cryptolocker
Files
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2024-01-25_b5195fbd3e2f1ebd42cf760db404252d_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