Behavioral task
behavioral1
Sample
2024-02-22_f2e1da4f5b0da258af95435d7153ee2b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_f2e1da4f5b0da258af95435d7153ee2b_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_f2e1da4f5b0da258af95435d7153ee2b_cryptolocker
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Size
116KB
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MD5
f2e1da4f5b0da258af95435d7153ee2b
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SHA1
080c54379ba190d916cfafd33fe0f33bdad48424
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SHA256
248a42bec8261248354ed463b5101fb5445fe04153ae21dcb61458d42a7dbf35
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SHA512
46e65ed33e69662cb3c2275fbeea290896e389867de9c295366485586fa6d6267878de1734a344f32bba5a8cd6e2ecb0a54100d364311d485c6e1702677fedaa
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX9E:T6a+rdOOtEvwDpjLzY
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 2024-02-22_f2e1da4f5b0da258af95435d7153ee2b_cryptolocker
Files
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2024-02-22_f2e1da4f5b0da258af95435d7153ee2b_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