Behavioral task
behavioral1
Sample
2024-05-25_8d3d34b3131240759629890575f73f9f_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-25_8d3d34b3131240759629890575f73f9f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_8d3d34b3131240759629890575f73f9f_cryptolocker
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Size
91KB
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MD5
8d3d34b3131240759629890575f73f9f
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SHA1
d17a5fcc184984b38b0d63409531d8cb8267496b
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SHA256
2ee2ab86cb671d6267928d5a72575a1bd594f163b4a470ade8e55a10166719de
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SHA512
e02a07654c33c7155debaa65c3ef9cfc416e37a835300bc2438065ae3f74b53a710325197f8adbb768091a48f927656bcb4c6711ad6bb40349d5f21d83a16e8e
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyI:n6a+1SEOtEvwDpjYYvQd2PJ
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 2024-05-25_8d3d34b3131240759629890575f73f9f_cryptolocker
Files
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2024-05-25_8d3d34b3131240759629890575f73f9f_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: 11KB - 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