Behavioral task
behavioral1
Sample
2024-02-18_8e9cb7fff076eb3013955b7313bf6942_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_8e9cb7fff076eb3013955b7313bf6942_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_8e9cb7fff076eb3013955b7313bf6942_cryptolocker
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Size
63KB
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MD5
8e9cb7fff076eb3013955b7313bf6942
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SHA1
9cb2e88ac5210da506773e7a9a053ed33d94f194
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SHA256
ed5a051f98f52483379f36b56ef242cc0e81d5103e2ed569d606ce4078bc0968
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SHA512
cd569f8a7af30d42e62b7c97e6dde337bb905f616a2e04cd74dcca5d543e18e91b766bb29369b1329bba6e2ea0437ae51bdd87bda4e958bf7109b31eacf546d1
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7m:zj+soPSMOtEvwDpj4kpmeLmQlm
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_8e9cb7fff076eb3013955b7313bf6942_cryptolocker
Files
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2024-02-18_8e9cb7fff076eb3013955b7313bf6942_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