Behavioral task
behavioral1
Sample
2024-02-19_8c728b1087874fb94f38330d153799ec_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_8c728b1087874fb94f38330d153799ec_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_8c728b1087874fb94f38330d153799ec_cryptolocker
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Size
92KB
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MD5
8c728b1087874fb94f38330d153799ec
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SHA1
a2a6f9185eeefe7419dc507b83b47d634924b14c
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SHA256
4631a2954660158a0916ba9e2bada8c41c311ad8f4b71bf2a0227715ce89d0d0
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SHA512
172e44de204bc39d9f3cf068b0a8a33328973a7958171fb14a81886f8c73b2edaad5bd9e4be5afa19ea41416c0d6c1b495f4295d670270fd405b275348c26a80
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/M:zCsanOtEvwDpjBM
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_8c728b1087874fb94f38330d153799ec_cryptolocker
Files
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2024-02-19_8c728b1087874fb94f38330d153799ec_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