Behavioral task
behavioral1
Sample
2024-04-08_73eb70cc44e531f41551823df0e507ec_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_73eb70cc44e531f41551823df0e507ec_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_73eb70cc44e531f41551823df0e507ec_cryptolocker
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Size
72KB
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MD5
73eb70cc44e531f41551823df0e507ec
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SHA1
29998c7e6cb98a0ecf76681d1b7708267798a9dc
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SHA256
310f14dbae045f30ce8e754f83b312ee45159a5edf12584e7ab60e475acf245f
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SHA512
d9491aa60aa28ccbcfd8f47d427d86f44603e4cad64e2c7c703f3d13f9cfdbdf46b61b9214c07b75fbc46c5439f0fd71f4f9e865312c292975e64b7818b7590a
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBU:z6a+CdOOtEvwDpjQi
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 2024-04-08_73eb70cc44e531f41551823df0e507ec_cryptolocker
Files
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2024-04-08_73eb70cc44e531f41551823df0e507ec_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