Behavioral task
behavioral1
Sample
2024-01-24_a5b0d1d48504de03b401d034cf14068f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_a5b0d1d48504de03b401d034cf14068f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_a5b0d1d48504de03b401d034cf14068f_cryptolocker
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Size
116KB
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MD5
a5b0d1d48504de03b401d034cf14068f
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SHA1
e7bdb88d9c9a379b14efd78cbb02a20bf52a4fd8
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SHA256
a2b888e08c87abd4f89822fd61f74c3899836d52113c2f3c175f888cd4ad5cf0
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SHA512
5ded2ecb47d2628b55f1d793d7892245d39212b130cca3e0154c5876a526682a023538438dca456c71e6d97944050c4f97af2d622c49b11f1595b387fb38e608
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01e:z6a+CdOOtEvwDpjczA
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 2024-01-24_a5b0d1d48504de03b401d034cf14068f_cryptolocker
Files
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2024-01-24_a5b0d1d48504de03b401d034cf14068f_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