Behavioral task
behavioral1
Sample
2024-01-28_b6ef160703c0cf12eb24560d1f5bb8aa_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_b6ef160703c0cf12eb24560d1f5bb8aa_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_b6ef160703c0cf12eb24560d1f5bb8aa_cryptolocker
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Size
82KB
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MD5
b6ef160703c0cf12eb24560d1f5bb8aa
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SHA1
518cc2c4147a72c7338f27e6953440a29425e77a
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SHA256
411fd5288d5bd7d27c5f8d92814086e74e4cffe924c2847844d46d73ab3a0ee2
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SHA512
4a48f672ce6a7eac3d1f4e0599dbb5ba9b9e5392d428b1f7f7970fabbd914a33f4629e50c284a074eddfc57b8039e52451f51528683d6e5b301f9a02c12d99ff
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1h:zCsanOtEvwDpj7
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_b6ef160703c0cf12eb24560d1f5bb8aa_cryptolocker
Files
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2024-01-28_b6ef160703c0cf12eb24560d1f5bb8aa_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