Behavioral task
behavioral1
Sample
2024-02-18_4917ef485c2133f6e9d3d070eb3399fe_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_4917ef485c2133f6e9d3d070eb3399fe_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-18_4917ef485c2133f6e9d3d070eb3399fe_cryptolocker
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Size
117KB
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MD5
4917ef485c2133f6e9d3d070eb3399fe
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SHA1
c5ea41cdfae96399e45748ded54ebdcb469c2a15
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SHA256
16ff9c67506162287337add2d080618eb6567a9d60efc19fc3276a2758484f25
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SHA512
5683b513b31eff10ca15a011e6d6018b02e7a28e192f9dcfc357b787124417bad30fa4a0f57a9bb83e05c635c9c665ade4edb97cbdf363fad524fda6219074d2
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01PV0:z6a+CdOOtEvwDpjczE
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 2024-02-18_4917ef485c2133f6e9d3d070eb3399fe_cryptolocker
Files
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2024-02-18_4917ef485c2133f6e9d3d070eb3399fe_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