Behavioral task
behavioral1
Sample
2024-01-25_c55e638635a0c6fe7fe739ab0eade2cc_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-25_c55e638635a0c6fe7fe739ab0eade2cc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_c55e638635a0c6fe7fe739ab0eade2cc_cryptolocker
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Size
56KB
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MD5
c55e638635a0c6fe7fe739ab0eade2cc
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SHA1
ca9e83d3c23d50958bc17e63659cb24f8b2a60b0
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SHA256
eaf6914d7aa568e0c69fe60fa45a4ef7cf83dfb8899eb961eff2142f661377f5
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SHA512
f5c5ab53ea87621465988e9b5a12637ab060b49d85a5ac249561c44d2eeca6b97aa8449ce3f38c51b2cef25713864ea3861f1b5ad591d6497202da62fff3d8a6
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbY:zj+soPSMOtEvwDpj4yzbY
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 2024-01-25_c55e638635a0c6fe7fe739ab0eade2cc_cryptolocker
Files
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2024-01-25_c55e638635a0c6fe7fe739ab0eade2cc_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