Behavioral task
behavioral1
Sample
2024-04-19_865897933c72146a6c6391d13dc4377f_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-19_865897933c72146a6c6391d13dc4377f_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_865897933c72146a6c6391d13dc4377f_cryptolocker
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Size
55KB
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MD5
865897933c72146a6c6391d13dc4377f
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SHA1
67fe314e1b76ee20b95960e1232479d61d3e6409
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SHA256
528c002fb92a01fab3894cdc7c34fe2f8e0d793c0b609496db594415b458372b
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SHA512
6af4198550d2234972e3346b41ad716a9892f9fc39794c82f5f9b598dd78f85ee4e62141efeb39d835c796061624384907af11a43528046b5a449647885920af
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlO:bP9g/xtCS3Dxx05
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 2024-04-19_865897933c72146a6c6391d13dc4377f_cryptolocker
Files
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2024-04-19_865897933c72146a6c6391d13dc4377f_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