Behavioral task
behavioral1
Sample
2024-04-18_23fbeaee643ca91923c2620430344008_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-18_23fbeaee643ca91923c2620430344008_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_23fbeaee643ca91923c2620430344008_cryptolocker
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Size
79KB
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MD5
23fbeaee643ca91923c2620430344008
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SHA1
2b67c885789050f70c464b10ecc72a14e5fac32b
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SHA256
c27ffe0163f8202c17d483ee7b324b1573d62f1bc1d45f1ab9bd6c1dfef80fe8
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SHA512
c5dee980fde745e6e629135e84974e0c38360527dd7c52d09e4c2ec161e797dbded392c961cdffc8b36e83169925b19dae28d5c5c76c23e1b40ed09771a0970b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QO:zCsanOtEvwDpjy
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 2024-04-18_23fbeaee643ca91923c2620430344008_cryptolocker
Files
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2024-04-18_23fbeaee643ca91923c2620430344008_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