Behavioral task
behavioral1
Sample
2024-05-31_08a66efeedf847467f5d52c5935ae485_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-31_08a66efeedf847467f5d52c5935ae485_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_08a66efeedf847467f5d52c5935ae485_cryptolocker
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Size
79KB
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MD5
08a66efeedf847467f5d52c5935ae485
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SHA1
c6dc457d566f4407256edacf3b2579fb5d60f440
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SHA256
d113a9e66d027713c84ae32905bbf92ce85b930e8851bc16fdedab5a3857e0f8
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SHA512
e58315482806c4ad739bc7119c309208cb9013d06c403011e812eaebcaa228ff6f506f8357704c9cc74e9709b3ea0028a2d67f8c99ee335a6c45f7c0a1fc552a
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1D:T6a+rdOOtEvwDpjNtHPo
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 2024-05-31_08a66efeedf847467f5d52c5935ae485_cryptolocker
Files
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2024-05-31_08a66efeedf847467f5d52c5935ae485_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