Behavioral task
behavioral1
Sample
2024-01-26_ba91dfb5d55b96c2b0a96787ea65b27d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-26_ba91dfb5d55b96c2b0a96787ea65b27d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_ba91dfb5d55b96c2b0a96787ea65b27d_cryptolocker
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Size
106KB
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MD5
ba91dfb5d55b96c2b0a96787ea65b27d
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SHA1
f9093c3e8477aeb2b1327127f13c87c8afaa7585
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SHA256
c8ffc1c58046ec6f13befa5c426a167fab11d0a8c107cff242380ff3fe0ebef0
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SHA512
2c22679a298f25d7d149f1c4d30186fefe50b8dd587736df87c4a759c81786e3a31a83a98a248bcf9e31de1f03f6dba5e310438259d84338083828dee169f4b6
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksd:1nK6a+qdOOtEvwDpjd
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 2024-01-26_ba91dfb5d55b96c2b0a96787ea65b27d_cryptolocker
Files
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2024-01-26_ba91dfb5d55b96c2b0a96787ea65b27d_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