Behavioral task
behavioral1
Sample
2024-03-05_e6f91827c85df4e8bd57831abb2a8453_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_e6f91827c85df4e8bd57831abb2a8453_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_e6f91827c85df4e8bd57831abb2a8453_cryptolocker
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Size
63KB
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MD5
e6f91827c85df4e8bd57831abb2a8453
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SHA1
f82e1c81029150440f587e7c0db09ae8bd023dfa
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SHA256
2e144ee20a82aa45c2711885c4a24bffcd16840e3f32d4f41d0bdb6753992cd2
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SHA512
be7d28ea171789307833db97ea73ad51d6b9d6ccc1ff6842f6b0fd108151f3b7c04ad7ce4c2c95fee74b73f8400e46331d73e80f0587fda4fbcb1ace2f6822f0
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5knF:zj+soPSMOtEvwDpj4kpmeLmQF
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 2024-03-05_e6f91827c85df4e8bd57831abb2a8453_cryptolocker
Files
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2024-03-05_e6f91827c85df4e8bd57831abb2a8453_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