Behavioral task
behavioral1
Sample
2024-05-27_e73e1719d7eed3ae88ae9f0a55da37a3_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-27_e73e1719d7eed3ae88ae9f0a55da37a3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-27_e73e1719d7eed3ae88ae9f0a55da37a3_cryptolocker
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Size
81KB
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MD5
e73e1719d7eed3ae88ae9f0a55da37a3
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SHA1
b5f6b7b48a4f7053e14d2854319b6755503bc8a0
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SHA256
1c7717435648897990ea5180ecd63fab79878deb951eaf6044450454d83682e4
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SHA512
638b88a1068d34ab267a72c88de5ce6fe58cd1c77616f8740cf1d9d51b9a785f40b8efbd8e270383f82b58a6f6bb8f618de416b202da49535bd2e8fef4833b04
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QM:zCsanOtEvwDpj4
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 2024-05-27_e73e1719d7eed3ae88ae9f0a55da37a3_cryptolocker
Files
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2024-05-27_e73e1719d7eed3ae88ae9f0a55da37a3_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