Behavioral task
behavioral1
Sample
2024-06-07_cb1ae4061a5b2aba2f4d4031797dec5c_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-07_cb1ae4061a5b2aba2f4d4031797dec5c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-07_cb1ae4061a5b2aba2f4d4031797dec5c_cryptolocker
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Size
57KB
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MD5
cb1ae4061a5b2aba2f4d4031797dec5c
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SHA1
e3d775f6868ea2ced6802f884f255b4be7682c49
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SHA256
140101a48cfbbc27ae1ffe588fc55e01f73e6035d219814fe3649c705ffa6bf5
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SHA512
54cb2ab9f658edb4a8b0d120c1ac85cef3e5f9e906a706608912d115dd5d49e3c86b3a1470d289be73ef6dee3b93323fbb2676037afb9f7012da8e6e63690196
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgcS1:bP9g/xtCS3Dxx0Z
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 2024-06-07_cb1ae4061a5b2aba2f4d4031797dec5c_cryptolocker
Files
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2024-06-07_cb1ae4061a5b2aba2f4d4031797dec5c_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