Behavioral task
behavioral1
Sample
2024-02-03_67cbf508a3f7ec7fb43d59514aa2ddd5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_67cbf508a3f7ec7fb43d59514aa2ddd5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_67cbf508a3f7ec7fb43d59514aa2ddd5_cryptolocker
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Size
56KB
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MD5
67cbf508a3f7ec7fb43d59514aa2ddd5
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SHA1
c1f331d84f91f38761d7be94912774fd38ed82b0
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SHA256
fd5bc7be3f59fe77f36830aab4a0110404fcb9a6cdc4771af47171210931a481
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SHA512
86dcdb6073b1cd34738d8cec72514f96b0fe638f760ce34c3d28d08bd0d51a6eacb14dace7e124226dae081e27a4db4f0b3a4ca9a8656676be6c28af97bc9d95
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbq:zj+soPSMOtEvwDpj4yzbq
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 2024-02-03_67cbf508a3f7ec7fb43d59514aa2ddd5_cryptolocker
Files
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2024-02-03_67cbf508a3f7ec7fb43d59514aa2ddd5_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_CODE
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