Behavioral task
behavioral1
Sample
2024-03-19_79a4d0942248f6466642cef01ccd6bfb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_79a4d0942248f6466642cef01ccd6bfb_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-19_79a4d0942248f6466642cef01ccd6bfb_cryptolocker
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Size
79KB
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MD5
79a4d0942248f6466642cef01ccd6bfb
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SHA1
a841c8096260f18cda5d1a9778400cecd5cbdfd9
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SHA256
1135bda9cb35787216f959dbea7d8eeeed205921aeb0b5ba0b08b6b6a0073e0c
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SHA512
7ea11a6885d8b66dd10167a4f1a498cf088265af0622bcf22a4d3888c6c1213f6c2ad51e14086da5998d40a204f6e25fa10ca3e63a0847f5917607586bba6737
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyB0h:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyS
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 2024-03-19_79a4d0942248f6466642cef01ccd6bfb_cryptolocker
Files
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2024-03-19_79a4d0942248f6466642cef01ccd6bfb_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