Static task
static1
Behavioral task
behavioral1
Sample
2024-03-14_1d179c17faa91ed1aa7e4790fcebb8e5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-14_1d179c17faa91ed1aa7e4790fcebb8e5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_1d179c17faa91ed1aa7e4790fcebb8e5_cryptolocker
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Size
87KB
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MD5
1d179c17faa91ed1aa7e4790fcebb8e5
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SHA1
af880ccd5c8d9dc0fd7cf3b1f4bc24f0ee6f1e70
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SHA256
1d393c25d1ace4944446e53d451bdeb226920c3a6526a475ee4eb6e579e6d082
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SHA512
a511681c3b3b3ffe0d1bfdd1faa91eff8100d8ce560039daa593cff5f6f9f5ddc42fc8b200da35f774922b19a5b090f0dcaf35c8e9094b6dbf01450fd1462807
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SSDEEP
1536:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8AcKJ:okFDOtEvwDpjPX
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-03-14_1d179c17faa91ed1aa7e4790fcebb8e5_cryptolocker
Files
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2024-03-14_1d179c17faa91ed1aa7e4790fcebb8e5_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - 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: 910B
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: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE