Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_8dd78b7100f1cdefa6edc654dfd488e5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-30_8dd78b7100f1cdefa6edc654dfd488e5_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_8dd78b7100f1cdefa6edc654dfd488e5_cryptolocker
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Size
49KB
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MD5
8dd78b7100f1cdefa6edc654dfd488e5
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SHA1
04cb97048a0f0ce79ac9d2922d464eaf63b64f84
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SHA256
4d78ce9db58b9514b98a4088a6069765f222458d4511159f875de98c4eec0240
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SHA512
4e1b0fe99b4f1ddc9abe67c0f62aaf7ff083e77ef695632ecdb27e63af58400ab6608fe00ad2fdd17f81892d606a8cc67da177adea0bc0a4b66a5d078d80f2a9
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOg:xj+VGMOtEvwDpjy+TN4v
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 2024-04-30_8dd78b7100f1cdefa6edc654dfd488e5_cryptolocker
Files
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2024-04-30_8dd78b7100f1cdefa6edc654dfd488e5_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