Behavioral task
behavioral1
Sample
2024-10-02_81910c7f63de21d4f6c9cfd466d88f3b_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-02_81910c7f63de21d4f6c9cfd466d88f3b_cryptolocker
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Size
93KB
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MD5
81910c7f63de21d4f6c9cfd466d88f3b
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SHA1
b49cc3ba16d3e236f29c5055c834c4dc8b7d9516
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SHA256
42e1eb940a3d6d6083f77635a52c4a0380c85ce56a0253e10f9e90eff80537e8
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SHA512
1b4053cbeee69f05f4f2f2f86a988526ff09c5507ddcca91e6fb5ad3b7873693c14828e32bfbf2800b64749e2884c2b77785bae3b793c93fb2eb1576bcd47f98
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAePI:n6a+1SEOtEvwDpjYYvQd2PN
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-02_81910c7f63de21d4f6c9cfd466d88f3b_cryptolocker
Files
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2024-10-02_81910c7f63de21d4f6c9cfd466d88f3b_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