Behavioral task
behavioral1
Sample
2024-04-28_527aee349d3b5e1773ed4ac2843f5939_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-28_527aee349d3b5e1773ed4ac2843f5939_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-28_527aee349d3b5e1773ed4ac2843f5939_cryptolocker
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Size
80KB
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MD5
527aee349d3b5e1773ed4ac2843f5939
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SHA1
d370d8b78dd51965ba6d3b37ac1416f0b79eaced
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SHA256
97a821efe2c512c9c2e8d1eebb6e04cccfcd30f188cd611d4113525855b536f7
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SHA512
39e2d98494d0b3f7ed133f44609a6bfe90a87c6feb08638b92a9114ca3da8bb62efb9bcba4b861411b5dbd0577173008771849342064be854b1888c325f85296
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdS:T6a+rdOOtEvwDpjNtQ
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 2024-04-28_527aee349d3b5e1773ed4ac2843f5939_cryptolocker
Files
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2024-04-28_527aee349d3b5e1773ed4ac2843f5939_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