Behavioral task
behavioral1
Sample
2024-02-20_939eb00571436221b51463e32cc74bf7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_939eb00571436221b51463e32cc74bf7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_939eb00571436221b51463e32cc74bf7_cryptolocker
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Size
63KB
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MD5
939eb00571436221b51463e32cc74bf7
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SHA1
86a0592fd0c59497fe8a3d96a7b3f1af1eb7aa4b
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SHA256
b536b8b634275a29b792bec434b1151f679e502092bd9e2a4460134cf42a2d87
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SHA512
cf13b8050334096d6e55bf6f2f318750e9ba064c2808b65eced7b82d1271b817f8d6972218b3b88fc56ff62cd2cd413db7e7f99e8e8c13d03349699f9633f9e9
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kH:zj+soPSMOtEvwDpj4kpmeLmQH
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 2024-02-20_939eb00571436221b51463e32cc74bf7_cryptolocker
Files
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2024-02-20_939eb00571436221b51463e32cc74bf7_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