Behavioral task
behavioral1
Sample
2024-04-30_30ea5a7579ee807d4a3f4666b32b7d0e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_30ea5a7579ee807d4a3f4666b32b7d0e_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_30ea5a7579ee807d4a3f4666b32b7d0e_cryptolocker
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Size
65KB
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MD5
30ea5a7579ee807d4a3f4666b32b7d0e
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SHA1
d4b28750e59c3598f2030a7ce6fa5dbce688d0a8
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SHA256
3144ebfb9495a51b3b0881e7c9e6535b70770bdb96a2f5a0208fd4de5d8d9ffb
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SHA512
d81bae6ac6775aa06d12026764dd9755d1d2c1fe0e8cb87335fd3679d3b1e3d6d8276d6e12f8cb574bf2df4c37d9131263167a8e5a957be9822cc7d736303e60
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5Bf:zj+soPSMOtEvwDpj4kpmeLmQ/f
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 2024-04-30_30ea5a7579ee807d4a3f4666b32b7d0e_cryptolocker
Files
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2024-04-30_30ea5a7579ee807d4a3f4666b32b7d0e_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