Behavioral task
behavioral1
Sample
2024-05-01_19641ede54d5a740a3f3199d8339514c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-01_19641ede54d5a740a3f3199d8339514c_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_19641ede54d5a740a3f3199d8339514c_cryptolocker
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Size
40KB
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MD5
19641ede54d5a740a3f3199d8339514c
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SHA1
746299847be4cb109d6fa48dd0883015eede4dcc
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SHA256
4e20451a7d891129d1681d29f3bab99c6fa0b3c38cdde4661e688424882eb4c2
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SHA512
3c4adf3d4f427842609f28542d6275b2f384b92171a38169b16acbef4250c116b1841842ce7a59ec3c6a6169c7857c14a5f1d351fd4bc5e8465c3a748ffed199
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKH8E:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKcE
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-01_19641ede54d5a740a3f3199d8339514c_cryptolocker
Files
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2024-05-01_19641ede54d5a740a3f3199d8339514c_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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