Static task
static1
Behavioral task
behavioral1
Sample
2024-05-27_bc1de2f55d26266d9f4da5165539a9b2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-27_bc1de2f55d26266d9f4da5165539a9b2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-27_bc1de2f55d26266d9f4da5165539a9b2_cryptolocker
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Size
48KB
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MD5
bc1de2f55d26266d9f4da5165539a9b2
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SHA1
df9ff41aba8707e8daf4f15c049067270b3f8165
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SHA256
e0a8222b8d8dfa7d01b09657e86af0f4be03842e678ca7e46349acc63b0aba73
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SHA512
f6e999d6887c06516a000afccf8925946626a0034d9e4a121c11ee0d8c8eb507870bddc144e4ed04dc46877d541e1aecd4727f0dbabd81e1431cfc5fc7a962ea
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaRhAEl:xj+VGMOtEvwDpjy+TRhxl
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 2024-05-27_bc1de2f55d26266d9f4da5165539a9b2_cryptolocker
Files
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2024-05-27_bc1de2f55d26266d9f4da5165539a9b2_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