Behavioral task
behavioral1
Sample
2024-04-11_1b9960c12fbbe05451ed1bea323cd91f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_1b9960c12fbbe05451ed1bea323cd91f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_1b9960c12fbbe05451ed1bea323cd91f_cryptolocker
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Size
85KB
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MD5
1b9960c12fbbe05451ed1bea323cd91f
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SHA1
e9b2cb9fb0774b8223b62f14099071615018bdc0
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SHA256
eb4fac54ad43ce83de869a6ad9229f2f9f74949f0cd2bb4c77c8b2bc63df2f2f
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SHA512
8f66ae2c7400a62a83a256803e68e631b1c7a543c75cd0fd86f07f4c532b8d9035f0add340a17b17940c32ef837b1cff1c746ccbba80a5e702d6af784193d3d6
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1/3r:zCsanOtEvwDpjZ
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 2024-04-11_1b9960c12fbbe05451ed1bea323cd91f_cryptolocker
Files
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2024-04-11_1b9960c12fbbe05451ed1bea323cd91f_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