Behavioral task
behavioral1
Sample
2024-04-22_27153215a7baaed6dd4d6a909793a577_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-22_27153215a7baaed6dd4d6a909793a577_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_27153215a7baaed6dd4d6a909793a577_cryptolocker
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Size
55KB
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MD5
27153215a7baaed6dd4d6a909793a577
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SHA1
496f50cca4a68d4bd5563654320b957a569db250
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SHA256
2e746a30916b149dbcd3498da896ade516620aab8afdf97750dc0a9c661ef410
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SHA512
1ebb436463eb681cb0855ac67fe0bc2483b82d5084ed8cbefd6f6050614d7c81536a0b7751c43270b38d62f4dc356f861f89fda0c34603746804a78424368d6b
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlN:bP9g/xtCS3Dxx0a
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 2024-04-22_27153215a7baaed6dd4d6a909793a577_cryptolocker
Files
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2024-04-22_27153215a7baaed6dd4d6a909793a577_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