Behavioral task
behavioral1
Sample
2024-02-22_88d9a2ef82c3ee90f9446a33f310ea03_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_88d9a2ef82c3ee90f9446a33f310ea03_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_88d9a2ef82c3ee90f9446a33f310ea03_cryptolocker
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Size
56KB
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MD5
88d9a2ef82c3ee90f9446a33f310ea03
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SHA1
b28075e765cc52cab080ce1344d581c5a20b2ff9
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SHA256
fb5bd1ddc064aca5a16de0b92e7302f03efc27efaff29ec5a4f44f74f729c511
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SHA512
9786fac1846958eca8e244e0fce9ac14b198fcb7d54388b483f99d7268787fd8467adcec3de420474fb7f0c800581f67c76a89f867c6a3aa5f0423d51b7c7089
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax84QrPM:z6QFElP6n+gKmddpMOtEvwDpj9aYaMM
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-02-22_88d9a2ef82c3ee90f9446a33f310ea03_cryptolocker
Files
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2024-02-22_88d9a2ef82c3ee90f9446a33f310ea03_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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