Behavioral task
behavioral1
Sample
2024-02-18_02a237ba06e84cb44f97ac2e99875fb9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_02a237ba06e84cb44f97ac2e99875fb9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_02a237ba06e84cb44f97ac2e99875fb9_cryptolocker
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Size
62KB
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MD5
02a237ba06e84cb44f97ac2e99875fb9
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SHA1
940cdd872e5b2797647dced07294859ded9339c1
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SHA256
ca62a79488f1feacd6e592d9c5ebd5789eacd78a164573f032d4e7fef48e3451
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SHA512
e4e3a9eca7814f77360f1d45d61525d47748b4fdd90834b297f419868bd14b18b01dac39f5d83a6a2b5c346bc92883636e3584513e351f89394c23fd0421fd3f
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnV08:zj+soPSMOtEvwDpj4kpmeLmnV
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_02a237ba06e84cb44f97ac2e99875fb9_cryptolocker
Files
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2024-02-18_02a237ba06e84cb44f97ac2e99875fb9_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