Static task
static1
Behavioral task
behavioral1
Sample
2024-03-05_c45c7f3dcc1ec07d6d8bda95a123a5de_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_c45c7f3dcc1ec07d6d8bda95a123a5de_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_c45c7f3dcc1ec07d6d8bda95a123a5de_cryptolocker
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Size
100KB
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MD5
c45c7f3dcc1ec07d6d8bda95a123a5de
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SHA1
c47331706b03775756efcb13df7be80ee8410cc8
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SHA256
4e280e0afe24ff9e5c60ab97da9c969c0db36474e2af35b3a4be346e90bfed9b
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SHA512
e935b7817d0efc68aeca5f12a8d2d289ce6c1a4587b1b52c29a26437d474be096f774f28ce1e4c670d87bb57be29f50e87f3c019c0e2f90770d261c70641919a
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k288:xj+VGMOtEvwDpjubwQEIiVmkxv/w8
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 2024-03-05_c45c7f3dcc1ec07d6d8bda95a123a5de_cryptolocker
Files
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2024-03-05_c45c7f3dcc1ec07d6d8bda95a123a5de_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