Behavioral task
behavioral1
Sample
2024-02-22_b0b701586e5f3cb9ca210dc8f029bc0f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_b0b701586e5f3cb9ca210dc8f029bc0f_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_b0b701586e5f3cb9ca210dc8f029bc0f_cryptolocker
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Size
70KB
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MD5
b0b701586e5f3cb9ca210dc8f029bc0f
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SHA1
b0bb5aefb3654a4466d5078e0396686b9587a84b
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SHA256
7c31f0cf14d9c2d9d2d058272afa97a56ae23628b383495d5d2bfbaed625aac5
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SHA512
75969eca2f70ef3fcce8313dccef2c57544795ef43b93ab496bebbbd9b9c09a7812c0ee517f01fce847c71628253488cad46a38377c94cf21d23c4487ca2e7d3
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBs:z6a+CdOOtEvwDpjQa
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 2024-02-22_b0b701586e5f3cb9ca210dc8f029bc0f_cryptolocker
Files
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2024-02-22_b0b701586e5f3cb9ca210dc8f029bc0f_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_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