Behavioral task
behavioral1
Sample
2024-05-25_8911132e72581edea9fe060e68be616c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-25_8911132e72581edea9fe060e68be616c_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_8911132e72581edea9fe060e68be616c_cryptolocker
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Size
91KB
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MD5
8911132e72581edea9fe060e68be616c
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SHA1
c307b4b930069c29b03088d78246b20da3598a61
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SHA256
527f89aa6644b8866b688de1be064f722629b9a78f80f2e90f20cec58978a9dd
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SHA512
a81e130af8639f1da1c47849d3c0a28c172b259ccde17376f7f325998c029aa4cdf8f3c18f23219613e55e784d22b63a9fa8e7cc5dcfa6444dbbda5d70735e34
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/Dl:n6a+1SEOtEvwDpjYYvQd2Pa
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_8911132e72581edea9fe060e68be616c_cryptolocker
Files
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2024-05-25_8911132e72581edea9fe060e68be616c_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