Behavioral task
behavioral1
Sample
2024-02-19_862fc434f3538c5442f083b4ea2f287f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_862fc434f3538c5442f083b4ea2f287f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_862fc434f3538c5442f083b4ea2f287f_cryptolocker
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Size
83KB
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MD5
862fc434f3538c5442f083b4ea2f287f
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SHA1
778a20d28662e1d53bc77fbe987d5f1affa83c79
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SHA256
4d52707cad049750388da6bec8fe06f098be4591ad25b02a3cac104c1c8f661e
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SHA512
78516e1ce01659c8c45a640e2687ce8059de22350bcb8017c80c34b9cd12c4a1cd42614b2b8bc2f78c1fb6b5173d19c862257c1746b77fea5dabb5d9640b490c
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1LN:zCsanOtEvwDpjL
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_862fc434f3538c5442f083b4ea2f287f_cryptolocker
Files
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2024-02-19_862fc434f3538c5442f083b4ea2f287f_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