Behavioral task
behavioral1
Sample
2024-05-23_2ffa5f58c7a76135810061fdc011c46f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-23_2ffa5f58c7a76135810061fdc011c46f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_2ffa5f58c7a76135810061fdc011c46f_cryptolocker
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Size
81KB
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MD5
2ffa5f58c7a76135810061fdc011c46f
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SHA1
128003a11080b09788ea0952ba18ad4eb22e6754
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SHA256
ab614a03dccf70579df00a599d9ea39fdffb1ed0324eddefdb8d4b3371660004
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SHA512
ad2fa5fb2dae6cc360c5224bc7a73bf2985768e0d56bb6efc5c0cee3fb1f8620d40ebab5794cf61544820e9b58f1b1bdfdd9f0d843be3d9ed4553a8489c71832
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qd:zCsanOtEvwDpj5
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 2024-05-23_2ffa5f58c7a76135810061fdc011c46f_cryptolocker
Files
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2024-05-23_2ffa5f58c7a76135810061fdc011c46f_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