Behavioral task
behavioral1
Sample
2024-02-04_7a3c36af010b97f2bd6ba18d9329db6a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_7a3c36af010b97f2bd6ba18d9329db6a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-04_7a3c36af010b97f2bd6ba18d9329db6a_cryptolocker
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Size
92KB
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MD5
7a3c36af010b97f2bd6ba18d9329db6a
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SHA1
379b3e11b8646be469f79f8b6207a82f07ea6409
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SHA256
2752fe5070a180dee4bf626a75d2b5d61430ae6c9b5d215333d227fd79641200
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SHA512
6e95f50b681da70f519f56d4d6100264eba2a745e07be50feab7f6a92c2bf2cc775371f445b2fe300e8afbba70d85f50afe9f39fbe36f414ce84982a35e50c95
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/e:zCsanOtEvwDpjBe
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 2024-02-04_7a3c36af010b97f2bd6ba18d9329db6a_cryptolocker
Files
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2024-02-04_7a3c36af010b97f2bd6ba18d9329db6a_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