Behavioral task
behavioral1
Sample
2024-02-24_a98e6401b1603b664d0310c0fc6e60b7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_a98e6401b1603b664d0310c0fc6e60b7_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_a98e6401b1603b664d0310c0fc6e60b7_cryptolocker
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Size
115KB
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MD5
a98e6401b1603b664d0310c0fc6e60b7
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SHA1
21764f8f31f1e94e6e5bb6c274a354883895944c
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SHA256
28affe617d28726dd7cdc782eedd3c9b308adc38b3a9b3d00c702398e49e82e6
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SHA512
dcee7523cdf6c6e8c63746b07574f5b7c2c8d68f14d615e9fa109c4ff89d0c2e0152aa52f1e9ae9c2ade3aa6299d7f69ddd1d51869da04bb300e465dda44cc53
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX9hi:T6a+rdOOtEvwDpjLz8
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 2024-02-24_a98e6401b1603b664d0310c0fc6e60b7_cryptolocker
Files
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2024-02-24_a98e6401b1603b664d0310c0fc6e60b7_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