Behavioral task
behavioral1
Sample
2024-01-29_16b05a47d5436a211f8981d1bd81c5d6_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-29_16b05a47d5436a211f8981d1bd81c5d6_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_16b05a47d5436a211f8981d1bd81c5d6_cryptolocker
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Size
62KB
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MD5
16b05a47d5436a211f8981d1bd81c5d6
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SHA1
17c75ae3db07f632ae9dc311020ff7fd4e123905
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SHA256
fc9e23eaef16e3f27b36a3ec732bcd771e8b523b2c1eb5451581dec3a0921646
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SHA512
db934b6fc353d0827c247fa3ed909c58efbe03ba737355d78936e00b68e0d45fcc951f30974ee6f386ab49acf92e11717df6dbd1816e576c7cfe62dfd423aa69
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kN:zj+soPSMOtEvwDpj4kpmeLmQN
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 2024-01-29_16b05a47d5436a211f8981d1bd81c5d6_cryptolocker
Files
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2024-01-29_16b05a47d5436a211f8981d1bd81c5d6_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