Behavioral task
behavioral1
Sample
2024-01-28_48b680a835b0ba72e0ddfa360b98259b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_48b680a835b0ba72e0ddfa360b98259b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_48b680a835b0ba72e0ddfa360b98259b_cryptolocker
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Size
82KB
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MD5
48b680a835b0ba72e0ddfa360b98259b
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SHA1
7c0ad2a0315214c2a565af48190db5797dbfe9a0
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SHA256
e0cd0c83d95ff36f3f82e3c3fd094d16bb70ad4155876a117510492fd6125b65
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SHA512
a29c86df415dc13e42acc1b66e161ce6911855cfe3e32954a442b42cc858706999481bf14ec8acd0d9b6738718d5ec13b5d5b50653bd375d3e046af2fe19f739
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS16:zCsanOtEvwDpjU
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 2024-01-28_48b680a835b0ba72e0ddfa360b98259b_cryptolocker
Files
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2024-01-28_48b680a835b0ba72e0ddfa360b98259b_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