Behavioral task
behavioral1
Sample
2024-02-29_3e66b3716e8463080c0cf4f266727a2f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_3e66b3716e8463080c0cf4f266727a2f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_3e66b3716e8463080c0cf4f266727a2f_cryptolocker
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Size
70KB
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MD5
3e66b3716e8463080c0cf4f266727a2f
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SHA1
a95bcbb3c9725a8dd25ded981726ccf35b8fcf8c
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SHA256
47c66dd3aa989327ad771cfefd75d7dce8c9fd997364be3f9d31e1dd19960d6d
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SHA512
00ba66c191eee3cb8156f2dfbd59e5c6c8153f076b6c5b482ef9019cfd212b9c2dfc219dec46b9e472ec2bade1beb7cd4c55a529505608b182d2e8f176c0b89e
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeB/:z6a+CdOOtEvwDpjQN
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 2024-02-29_3e66b3716e8463080c0cf4f266727a2f_cryptolocker
Files
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2024-02-29_3e66b3716e8463080c0cf4f266727a2f_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_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