Behavioral task
behavioral1
Sample
2024-05-29_43c41809aa0a4eff0940562bdcf59ecb_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-29_43c41809aa0a4eff0940562bdcf59ecb_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_43c41809aa0a4eff0940562bdcf59ecb_cryptolocker
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Size
85KB
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MD5
43c41809aa0a4eff0940562bdcf59ecb
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SHA1
15c7e8d6d927ce2938089b397184a16ccb1049d6
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SHA256
06cf92ce5721a78351c02b1a9e30d27484af6e68c2718f44988a857dc4c19a5d
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SHA512
90209314df67ca0db8507d69fd18cdc922cb650f607ec407e9e90677312b982035a3a7a470f252917bf6bb2f4b811217a726eb5db99e1d10882072050866ff26
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1L:zCsanOtEvwDpjB
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 2024-05-29_43c41809aa0a4eff0940562bdcf59ecb_cryptolocker
Files
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2024-05-29_43c41809aa0a4eff0940562bdcf59ecb_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