Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_42fb2df73c445c6f246d7fd9fd2d4737_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_42fb2df73c445c6f246d7fd9fd2d4737_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_42fb2df73c445c6f246d7fd9fd2d4737_cryptolocker
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Size
92KB
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MD5
42fb2df73c445c6f246d7fd9fd2d4737
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SHA1
7da638d5d2ef3d4a95decd99ed69641e834031f4
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SHA256
1b15baa39be2317f004b09b20450ff795b0cddfa61a799f2638a7acf6ac2eae6
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SHA512
6119451ba3a80c5b76280523f03fcbf4c093a5b7930213a080d03f64176135f969b3ce72d2e9164bc41d965870e360cc474374e2948159358aee1b17d0c070a4
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJ/R:xj+VGMOtEvwDpjubwQEIiVmk7R
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 2024-01-28_42fb2df73c445c6f246d7fd9fd2d4737_cryptolocker
Files
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2024-01-28_42fb2df73c445c6f246d7fd9fd2d4737_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