Behavioral task
behavioral1
Sample
2024-04-17_1c61cef3b58cacd553e6d4512d802b6b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_1c61cef3b58cacd553e6d4512d802b6b_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_1c61cef3b58cacd553e6d4512d802b6b_cryptolocker
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Size
96KB
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MD5
1c61cef3b58cacd553e6d4512d802b6b
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SHA1
906d9b5f5f0a3f7ade8f7bbad8d074235c8c5f21
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SHA256
3092f3284343678b844764329a387690abcbf34c8d17976f8e47f182d7c27719
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SHA512
8d132624c20099a46261baa1da86930d198b24c9116de23fb2053a37897fa4845109bcd1fc0dcb9866b27469e0ada9e3ffdb9b292f657ef74fcd39c40846ec11
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bDc:zCsanOtEvwDpjBc
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 2024-04-17_1c61cef3b58cacd553e6d4512d802b6b_cryptolocker
Files
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2024-04-17_1c61cef3b58cacd553e6d4512d802b6b_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