Behavioral task
behavioral1
Sample
2024-02-21_82b8ea34ed808ecce4f2a3d0fdf5e770_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_82b8ea34ed808ecce4f2a3d0fdf5e770_cryptolocker.exe
Resource
win10v2004-20240220-en
General
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Target
2024-02-21_82b8ea34ed808ecce4f2a3d0fdf5e770_cryptolocker
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Size
108KB
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MD5
82b8ea34ed808ecce4f2a3d0fdf5e770
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SHA1
b9d6e221f442b710b93561fa1c6eadf83df917a7
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SHA256
92d8f0d73635c542f9d9702d2ef71b166a39ddc977bfdd584778ffe8f85d4b10
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SHA512
c64ebc95980219f50c8324645bc40c7c6ee1c8b6ea026d0de1e73a593dd326e9c72358aacf2f36bf33ba5f2cf2ee2d56aadf44d8a01ebbb8bd442ae5ba8ea6bb
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg8W:z6a+CdOOtEvwDpjczX
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 2024-02-21_82b8ea34ed808ecce4f2a3d0fdf5e770_cryptolocker
Files
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2024-02-21_82b8ea34ed808ecce4f2a3d0fdf5e770_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