Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_a4dd07866fe9e102f19b2b3723a9f69b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_a4dd07866fe9e102f19b2b3723a9f69b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_a4dd07866fe9e102f19b2b3723a9f69b_cryptolocker
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Size
94KB
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MD5
a4dd07866fe9e102f19b2b3723a9f69b
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SHA1
29ea3b7e94436f88310038cbccc95f25741cb3e9
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SHA256
1b0ae55ba0f8b420497d5291d43306952640e127ace1a68852c618016818b6c4
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SHA512
a22863b4a9983b8cd2d7a01e21b0bb7c7dfcd1b6456e74464e8e8070573fad827a900f350680fea1b7827d2a58722e22f3fc082db488c6d7f0885e9bbb9d48bd
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJ3K:xj+VGMOtEvwDpjubwQEIiVmkW
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-28_a4dd07866fe9e102f19b2b3723a9f69b_cryptolocker
Files
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2024-02-28_a4dd07866fe9e102f19b2b3723a9f69b_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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