Behavioral task
behavioral1
Sample
2024-05-11_c9eef7b99d4c0318a17734c39da43480_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-11_c9eef7b99d4c0318a17734c39da43480_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-11_c9eef7b99d4c0318a17734c39da43480_cryptolocker
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Size
55KB
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MD5
c9eef7b99d4c0318a17734c39da43480
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SHA1
6252c20798bdb6cda3d14973cfa1351a093ecee7
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SHA256
7816d4b51b7efac4d689fcb61cce3c90bf5a6080b8faf307fdaa280bd5f28dd1
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SHA512
00f54c57ef16b0c4fdb2207d12f4e7d6c79d4a1f281e876cc755ac5bd4aba962e60456a0e0c380fdf95852b035cc875367d0c8ec2a86803daa0ed330d02f366a
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNd:bP9g/xtCS3Dxx0C
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 2024-05-11_c9eef7b99d4c0318a17734c39da43480_cryptolocker
Files
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2024-05-11_c9eef7b99d4c0318a17734c39da43480_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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