Behavioral task
behavioral1
Sample
2024-01-26_f72204572b679ecaecbc43f1df7b9a01_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_f72204572b679ecaecbc43f1df7b9a01_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_f72204572b679ecaecbc43f1df7b9a01_cryptolocker
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Size
77KB
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MD5
f72204572b679ecaecbc43f1df7b9a01
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SHA1
0aab3d016fe3b0ad897c6fc48fd51b2b8ef994b5
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SHA256
df68679777127ddaeb090e67179a69dc41232d8c8385899b539b8bd06996ee27
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SHA512
e357748c451a17d725aff3bda61820500bc9eceeac0aab70168f4821832ec568116faee9d08c3f67458bb180a941fda6a8238d9ee4e67a394eac44c8d436a3dd
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qc6: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 2024-01-26_f72204572b679ecaecbc43f1df7b9a01_cryptolocker
Files
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2024-01-26_f72204572b679ecaecbc43f1df7b9a01_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