Behavioral task
behavioral1
Sample
2024-04-25_0b7160beb0b17ac2a3e58620750e5f28_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_0b7160beb0b17ac2a3e58620750e5f28_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_0b7160beb0b17ac2a3e58620750e5f28_cryptolocker
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Size
77KB
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MD5
0b7160beb0b17ac2a3e58620750e5f28
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SHA1
388fab1f5778d779842ea6cd7dfccd31b3a68a1e
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SHA256
740f9d30b40331d28b9db51662d1ad9963f4d1fc0ad9660f7a2617b874ea937b
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SHA512
c7e5f1fb2b87433078027c27fa91bc2be92afab381b9dbc3a796915f7954d1fa8ecb42716164a0d436924a3a6600fa3c91820fca22670230ef868ebaeb5dafd4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUx3:T6a+rdOOtEvwDpjNtHPY
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 2024-04-25_0b7160beb0b17ac2a3e58620750e5f28_cryptolocker
Files
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2024-04-25_0b7160beb0b17ac2a3e58620750e5f28_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