Behavioral task
behavioral1
Sample
2024-02-19_4bfbddeefbd2a86f277d550dfabceacd_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_4bfbddeefbd2a86f277d550dfabceacd_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_4bfbddeefbd2a86f277d550dfabceacd_cryptolocker
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Size
68KB
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MD5
4bfbddeefbd2a86f277d550dfabceacd
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SHA1
aa829a39d0766097bd6750b7405ffbe1a333ff76
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SHA256
38319cfe63e77189b288f728ef403dde0a123c3755c064d8f31eace706c8a0a2
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SHA512
7e17468f4cc8edaed5039256fdde66bb30883cd0acd376f659ce614c3e9d32bb79d486ea82affd4a1bcfac83c2b9aec645c787401bfd4b8c4432e55d9797d449
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBo:z6a+CdOOtEvwDpjQ2
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 2024-02-19_4bfbddeefbd2a86f277d550dfabceacd_cryptolocker
Files
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2024-02-19_4bfbddeefbd2a86f277d550dfabceacd_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_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