Behavioral task
behavioral1
Sample
2024-03-16_b37bcbf0cd108ff89c310c7f48f12014_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_b37bcbf0cd108ff89c310c7f48f12014_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_b37bcbf0cd108ff89c310c7f48f12014_cryptolocker
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Size
65KB
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MD5
b37bcbf0cd108ff89c310c7f48f12014
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SHA1
1dee3b2c4e0ed67c082cb00162ce4b9006ee9f67
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SHA256
63139d2465622bd60f620d0ca0c1ade51ce91e3385ba7051d31ff4b19853c879
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SHA512
732293dcb22b51c3df1068a3e1abef14dee5120a4bcea2a2add9020fe3053d0effb6d0233bcc901c3a8e23db3d95bf78c16fb3ab6bf60af305a94c48fc762cc5
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1FZ:T6a+rdOOtEvwDpjN5
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 2024-03-16_b37bcbf0cd108ff89c310c7f48f12014_cryptolocker
Files
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2024-03-16_b37bcbf0cd108ff89c310c7f48f12014_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