Behavioral task
behavioral1
Sample
2024-02-19_2f487fc64a6d3dabe5d2ec2b84fe0fd7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_2f487fc64a6d3dabe5d2ec2b84fe0fd7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_2f487fc64a6d3dabe5d2ec2b84fe0fd7_cryptolocker
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Size
80KB
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MD5
2f487fc64a6d3dabe5d2ec2b84fe0fd7
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SHA1
4a0bc63d5407eb8e99cc414b7d817431562af8dc
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SHA256
fc0205e1e8f6ae66ba93058ad4900b901aeae22489c1b59f56d3551e92e0d7aa
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SHA512
521a229fa47917a5921ed0454ae5d27ba303242f940d9e5e9f713a3fa63b87730668522dcf195ba69c2ff0b5757caddb9a0ff459c718d106aacfe38ddcd95a97
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1I:zCsanOtEvwDpjO
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 2024-02-19_2f487fc64a6d3dabe5d2ec2b84fe0fd7_cryptolocker
Files
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2024-02-19_2f487fc64a6d3dabe5d2ec2b84fe0fd7_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