Behavioral task
behavioral1
Sample
2024-02-23_142ec3f84b2701176b83e260cffe0f3c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_142ec3f84b2701176b83e260cffe0f3c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_142ec3f84b2701176b83e260cffe0f3c_cryptolocker
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Size
63KB
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MD5
142ec3f84b2701176b83e260cffe0f3c
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SHA1
9523478245ac34794d05857967c65cf434f8e815
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SHA256
814e2a1c4c6aaf4177699e7924426c0efc8bfafbed6c770abdb9157bc0611e9e
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SHA512
2ce35adf0960e8fcca2188066e80be8c1d44eab1bddc1892907ceaeeb119877f6598f4609b6db7c4176e476737adb322dbf9e445f9c6f49099d020303ec0ec29
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kS:zj+soPSMOtEvwDpj4kpmeLmQS
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_142ec3f84b2701176b83e260cffe0f3c_cryptolocker
Files
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2024-02-23_142ec3f84b2701176b83e260cffe0f3c_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