Behavioral task
behavioral1
Sample
2024-04-29_402a3e408b5f4c7b6d7a0a2b5ae9d699_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-29_402a3e408b5f4c7b6d7a0a2b5ae9d699_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_402a3e408b5f4c7b6d7a0a2b5ae9d699_cryptolocker
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Size
80KB
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MD5
402a3e408b5f4c7b6d7a0a2b5ae9d699
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SHA1
fb89c7bb84eea03a3428fab085a433063fec6bc7
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SHA256
4a32a73c7dcd21f2be109f9cc2668e15863c18506ac0e91d0269b1799c5e5870
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SHA512
996eeff4fdc26a4254476cb38e3cbb0a8e6f181a92d2790b405bd76f5555c648b26bb9462a413fe4164444a7e50417a70e11378fdc1f6eb789c55bfee9d833fc
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q/:zCsanOtEvwDpjb
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 2024-04-29_402a3e408b5f4c7b6d7a0a2b5ae9d699_cryptolocker
Files
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2024-04-29_402a3e408b5f4c7b6d7a0a2b5ae9d699_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