Behavioral task
behavioral1
Sample
2024-05-01_6b83b8af6c951166aed7479d452d415e_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-01_6b83b8af6c951166aed7479d452d415e_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_6b83b8af6c951166aed7479d452d415e_cryptolocker
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Size
56KB
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MD5
6b83b8af6c951166aed7479d452d415e
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SHA1
f6ad6782c4014eb545574ee611aa442c95baa030
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SHA256
aa5b8aee01e1c0fb5b96c4e9c7828d61822997227bb492b360b76bbb6e673b10
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SHA512
affcfca433895994c25967d7d02ad9c7d4af562c2fbccebb60680c11dd9a81b65113f7cfedb37843da1e17d58f51cb07f4d903c3e3ad6a41e95a5b21ecf9a037
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+M:bP9g/xtCS3Dxx0JM
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 2024-05-01_6b83b8af6c951166aed7479d452d415e_cryptolocker
Files
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2024-05-01_6b83b8af6c951166aed7479d452d415e_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