Behavioral task
behavioral1
Sample
2024-03-06_4e540543604b489e920b01cd6818aafc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_4e540543604b489e920b01cd6818aafc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_4e540543604b489e920b01cd6818aafc_cryptolocker
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Size
92KB
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MD5
4e540543604b489e920b01cd6818aafc
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SHA1
d055d36bd92ff62f4c2ee5f327adc6bf391f21db
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SHA256
60474c68cdf005f85051e66fcd2fd41cb7b51ac7cbbfa047f886d025f7386c4e
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SHA512
f90c1f0a7a0b341e4ded49c7e9a8b35dbf2e1829a84d5baeb4a83fabdf15de36905df1cb5d953e5798cf50141d5026decf0798d939b1d96407aeca3b2adfb7b2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UvT1:zCsanOtEvwDpj4
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 2024-03-06_4e540543604b489e920b01cd6818aafc_cryptolocker
Files
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2024-03-06_4e540543604b489e920b01cd6818aafc_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