Behavioral task
behavioral1
Sample
2024-02-18_d12e9b8ac12407d838dc0b0f8136b25f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_d12e9b8ac12407d838dc0b0f8136b25f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-18_d12e9b8ac12407d838dc0b0f8136b25f_cryptolocker
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Size
82KB
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MD5
d12e9b8ac12407d838dc0b0f8136b25f
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SHA1
fc6ff1738557da63ee9a0e1f3ec43430f281f258
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SHA256
c7b247e29cd88dd5adf28a2e67b755a56595f9fbb92501eab11c48d610363847
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SHA512
0316453b6c60861bebd285c56d01874e214cbce8c82e02ced93bb128130f1b25d6d2837544a7612a2080ad90f2bd782c622c47a0dddb1a44753cf90317ad8138
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1U:zCsanOtEvwDpj6
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_d12e9b8ac12407d838dc0b0f8136b25f_cryptolocker
Files
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2024-02-18_d12e9b8ac12407d838dc0b0f8136b25f_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