Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_ef58543ee11d61cadbbda8f38a128ecb_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_ef58543ee11d61cadbbda8f38a128ecb_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_ef58543ee11d61cadbbda8f38a128ecb_cryptolocker
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Size
64KB
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MD5
ef58543ee11d61cadbbda8f38a128ecb
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SHA1
d11d426baa6f295b3a361139e9a80a44d43fce72
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SHA256
e293342c2e5a807747c519a8991fbb5879ae5aa1700f5479e0346e9cf7d0624f
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SHA512
26017cf26cd2050ec0641752546224ad53bbfa7b78e5d7d66555df5859307d5f35f3fe66f35fda32752c2a1897504ef55a0375c91e394136ad3d5c4e69cbd949
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEpE0P/xW:6j+1NMOtEvwDpjr8ox8UDEpN/8
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 2024-01-27_ef58543ee11d61cadbbda8f38a128ecb_cryptolocker
Files
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2024-01-27_ef58543ee11d61cadbbda8f38a128ecb_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: 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