Behavioral task
behavioral1
Sample
2024-02-20_83fe3ef8b07d45277089ae644d691be8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_83fe3ef8b07d45277089ae644d691be8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_83fe3ef8b07d45277089ae644d691be8_cryptolocker
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Size
75KB
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MD5
83fe3ef8b07d45277089ae644d691be8
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SHA1
c70de2e43c58acca22771640de5a846419b5c75a
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SHA256
16dc96ff0bdbdece26526e1bda3f1cb5de1b7bf4da572a459f40067a4a42ed6a
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SHA512
28324048420b54f60cf7f7dc7900849c21a0dd77b9c167999ccde47d9cc1180eedd55606602ea3cc910670b96f66f041275176bddd7035f44761392f271cff3c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcVS:T6a+rdOOtEvwDpjNtP
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 2024-02-20_83fe3ef8b07d45277089ae644d691be8_cryptolocker
Files
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2024-02-20_83fe3ef8b07d45277089ae644d691be8_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