Behavioral task
behavioral1
Sample
2024-03-18_8df03a5e20205455eb2c152eaeee0031_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_8df03a5e20205455eb2c152eaeee0031_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-18_8df03a5e20205455eb2c152eaeee0031_cryptolocker
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Size
63KB
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MD5
8df03a5e20205455eb2c152eaeee0031
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SHA1
d9f31c988ba4a25c4e2b5a79c72e166c778fafc9
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SHA256
bd991544f8dc1ef8f4aab9e27169d03476ff7e6da0bac88aa847f1d989f01582
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SHA512
d9d9b44926bcc54aea29a68ec24ec677dd488555b9b85a9582c67fbd696da5b543b1132656c73c6afc2c92e646b5f0a6c4390a97b219a485ecf8638f0b64292a
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xK:1nK6a+qdOOtEvwDpjw
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 2024-03-18_8df03a5e20205455eb2c152eaeee0031_cryptolocker
Files
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2024-03-18_8df03a5e20205455eb2c152eaeee0031_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE