Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_31381073fe9928c7a6adcc335f3f8cec_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-23_31381073fe9928c7a6adcc335f3f8cec_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_31381073fe9928c7a6adcc335f3f8cec_cryptolocker
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Size
60KB
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MD5
31381073fe9928c7a6adcc335f3f8cec
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SHA1
375e37b4d199bd7e2b18ec394a1af6343ce31cf8
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SHA256
dab37fd095d41e3a1a77451be0b4154a0c64e9f1679fa0f02e5684933da91653
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SHA512
dc8462cd61576dcff70d0a035c696fa21bc60f07ac8673594b9e9622e3a1d947f26f0d2bc905291dc0a822cbfb77085a28bcc186f6847429c3ade1ee0ede0186
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwDdB:xj+VGMOtEvwDpjubEgywP
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 2024-01-23_31381073fe9928c7a6adcc335f3f8cec_cryptolocker
Files
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2024-01-23_31381073fe9928c7a6adcc335f3f8cec_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