Behavioral task
behavioral1
Sample
2024-03-26_1a910264b710bc8f4d16edb47f0be2e3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_1a910264b710bc8f4d16edb47f0be2e3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_1a910264b710bc8f4d16edb47f0be2e3_cryptolocker
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Size
82KB
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MD5
1a910264b710bc8f4d16edb47f0be2e3
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SHA1
076d8026e46a33483e7cf9c7b4e4eb4cf6ea0336
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SHA256
be94306f953c158d19b6d45146b7c2ccad35a1041209ca702e86cec7e742d8db
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SHA512
36bbc1244ccc0105046b3e7dabb071830135a2024b63b5da6858f694447f78cc65bb18bbbc2ff28060efb7ec91b777d0ffee5ef6c9e1c23dd067a3a9288b2110
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1J:zCsanOtEvwDpjj
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 2024-03-26_1a910264b710bc8f4d16edb47f0be2e3_cryptolocker
Files
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2024-03-26_1a910264b710bc8f4d16edb47f0be2e3_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