Static task
static1
Behavioral task
behavioral1
Sample
2024-04-15_cf822b3f6aa2658f75409372a898e331_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_cf822b3f6aa2658f75409372a898e331_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_cf822b3f6aa2658f75409372a898e331_cryptolocker
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Size
48KB
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MD5
cf822b3f6aa2658f75409372a898e331
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SHA1
e04eb03658d3b237fc76e88427d6a0f5181082ac
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SHA256
5855d2e4d6cd3d79dfe4c47098f180db3d786062bd900e20563e801c533048c1
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SHA512
1ca62308d41cb8c0beb703872fa3802e38b8bb3167334f9a964aedb0239d9fc230b8aa92dfe6508ee01151630b785f081f03728cfc1155432392e996ff0c2ae4
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOO:xj+VGMOtEvwDpjy+TN4N
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 2024-04-15_cf822b3f6aa2658f75409372a898e331_cryptolocker
Files
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2024-04-15_cf822b3f6aa2658f75409372a898e331_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