Behavioral task
behavioral1
Sample
2024-04-23_e7cc1d9d4ba5cac25be0b726bf9fdfcd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_e7cc1d9d4ba5cac25be0b726bf9fdfcd_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_e7cc1d9d4ba5cac25be0b726bf9fdfcd_cryptolocker
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Size
55KB
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MD5
e7cc1d9d4ba5cac25be0b726bf9fdfcd
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SHA1
13929e9a1b7f1a9206f4cd04b08a018165a7a239
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SHA256
8f90563281562c36edc17a979b8724f9a3c8cc2330816daa61388b6d9d3910dc
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SHA512
df73c594f49b5dc4f56175c2a3d5d0345dfe8c3b5034705265e35985eb2a2af52ff9150439ef9d4936b636a0ec364acd94d92c2256e4a153e5ee94390b56f1e5
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+Si:bP9g/xtCS3Dxx0JSi
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 2024-04-23_e7cc1d9d4ba5cac25be0b726bf9fdfcd_cryptolocker
Files
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2024-04-23_e7cc1d9d4ba5cac25be0b726bf9fdfcd_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