Behavioral task
behavioral1
Sample
2024-02-20_72a48c6349e8451ee0764d33f0a61299_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_72a48c6349e8451ee0764d33f0a61299_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_72a48c6349e8451ee0764d33f0a61299_cryptolocker
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Size
81KB
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MD5
72a48c6349e8451ee0764d33f0a61299
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SHA1
0a72838d8c7138af62b4baccdcfa9c9e427396b0
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SHA256
1bb9db019c8c95b89e22580c158d89e90ce8ef4660ed2f495780c8da5d1e8669
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SHA512
9a7395c89a5faa6841b682b7d6b37a5441d4411067571ce44e0eb7ebfd9d2dc8091cedd1a4428aba4d0f05b760047664d980f1169f633fdea76fd71658549602
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWZL:T6a+rdOOtEvwDpjNtK
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 2024-02-20_72a48c6349e8451ee0764d33f0a61299_cryptolocker
Files
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2024-02-20_72a48c6349e8451ee0764d33f0a61299_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