Behavioral task
behavioral1
Sample
2024-02-14_b86497f9da3c3f882de571ec93d47b6e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_b86497f9da3c3f882de571ec93d47b6e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_b86497f9da3c3f882de571ec93d47b6e_cryptolocker
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Size
97KB
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MD5
b86497f9da3c3f882de571ec93d47b6e
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SHA1
80fd5185c9229ee0ed7484bd7d4ed88fab984234
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SHA256
75b7d5bba811a1d40ae4cdd6148d8cb32678de92be43791c08508f9c9480db48
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SHA512
f4239c497993b82f94d2bf51fd60bdbdca9df0413ff9be8827c2136c222a5f4facb826d475144bed5aa475a12f15b732213d561ecaaeabed3a9ae455992387b9
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKdL:z6a+CdOOtEvwDpjck
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 2024-02-14_b86497f9da3c3f882de571ec93d47b6e_cryptolocker
Files
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2024-02-14_b86497f9da3c3f882de571ec93d47b6e_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