Behavioral task
behavioral1
Sample
2024-04-29_2d3d67502eda68755d0c987deec29be1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-29_2d3d67502eda68755d0c987deec29be1_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_2d3d67502eda68755d0c987deec29be1_cryptolocker
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Size
40KB
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MD5
2d3d67502eda68755d0c987deec29be1
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SHA1
cdbb5b48c463c5aaeadcb8f85c9a5cf3309d2052
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SHA256
25063ee3f71dbe1399e7410f2cbcbcf28745b3c5aa2904ae213c7c239ea3561b
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SHA512
1b5e9be30083d653dbb316f1f247a47d8ad9b51677f41810a5a57151e93c7f28b5fa5c9a80bff945d620f08e384cfdde76a2e79fdd307828e7abe78e3e710154
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHzL:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKTL
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 2024-04-29_2d3d67502eda68755d0c987deec29be1_cryptolocker
Files
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2024-04-29_2d3d67502eda68755d0c987deec29be1_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: 16KB - Virtual size: 28KB
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: 8KB - 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