Behavioral task
behavioral1
Sample
2024-06-10_a2b0d47a42808253b441b4b433ec8e45_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-10_a2b0d47a42808253b441b4b433ec8e45_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-10_a2b0d47a42808253b441b4b433ec8e45_cryptolocker
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Size
80KB
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MD5
a2b0d47a42808253b441b4b433ec8e45
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SHA1
bbe6118ff92c597ad367f87b5f68b4e55aeb6065
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SHA256
c3f9ac17b05e2ea1550fc060dd44494cc5498647e25725395890e9422f42b24c
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SHA512
377a9a90c27f6a1be84eead1b03be6366ff3c971d85fa97dc84133a1dfb19336190054b4e08bdbb21543ff378aeef2e5baabc7ef88a82440fa9b340a98094fac
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1Y:T6a+rdOOtEvwDpjNtHPT
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 2024-06-10_a2b0d47a42808253b441b4b433ec8e45_cryptolocker
Files
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2024-06-10_a2b0d47a42808253b441b4b433ec8e45_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