Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_b4143456f83d233575368f584d3a3df9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_b4143456f83d233575368f584d3a3df9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_b4143456f83d233575368f584d3a3df9_cryptolocker
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Size
41KB
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MD5
b4143456f83d233575368f584d3a3df9
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SHA1
31c611ca1e44fe707546f8ce1ec93b8f1f0ce424
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SHA256
2eb68bd2a1120077b2cad4d363161af689cbf8c4e6d9af3d9370b04dbe656892
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SHA512
01d4029f747991c525d6683499bf9935caf5d759642b00376fbc92086a5b9b74fdd3d7d70166143d76b829885e81682f4a2d97ea1bdf4e239aff7b74e5851d0a
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/Ctso:6j+1NMOtEvwDpjrR2so
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_b4143456f83d233575368f584d3a3df9_cryptolocker
Files
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2024-02-28_b4143456f83d233575368f584d3a3df9_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