Behavioral task
behavioral1
Sample
2024-04-16_ac65282381c590c61ee17359bac2d2c7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_ac65282381c590c61ee17359bac2d2c7_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_ac65282381c590c61ee17359bac2d2c7_cryptolocker
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Size
65KB
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MD5
ac65282381c590c61ee17359bac2d2c7
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SHA1
df3a37b42d69148e940bf3f7b79657574dd3160f
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SHA256
6857a7e4e51c3c428931d5eb72f3120afc770b774ce14879c2b725b252137502
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SHA512
c42985d9bcb2a02b93b0a9e362750208ebe639bd3f8677495dc53680ea0dcfa8d4877dd2b3e017c68153cace883eb4e566f396224d9a3d730774cf06d10ce0d3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5co:zj+soPSMOtEvwDpj4kpmeLmQP
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 2024-04-16_ac65282381c590c61ee17359bac2d2c7_cryptolocker
Files
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2024-04-16_ac65282381c590c61ee17359bac2d2c7_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