Behavioral task
behavioral1
Sample
2024-02-23_057a53b97bb95a1951266ccc56a7d0a2_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-23_057a53b97bb95a1951266ccc56a7d0a2_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_057a53b97bb95a1951266ccc56a7d0a2_cryptolocker
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Size
71KB
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MD5
057a53b97bb95a1951266ccc56a7d0a2
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SHA1
c58b9e6ee4649ece6ed55428fe471a4d2d14196d
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SHA256
422cb79218b88c94be8161d936ef1199892d38f4a76a826be281d1c234571f71
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SHA512
5cb7b8ace8f4706c5d27f248c362d4c9b99e120d49f7b3980c3abc3f137da4b73efeb2722bcafdfd2e3237531f687ddcea7cc6fa2b0e620c65dedcab96d6043d
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsaly:1nK6a+qdOOtEvwDpjf
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 2024-02-23_057a53b97bb95a1951266ccc56a7d0a2_cryptolocker
Files
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2024-02-23_057a53b97bb95a1951266ccc56a7d0a2_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