Static task
static1
Behavioral task
behavioral1
Sample
2024-03-28_c28e6fdb7133156580f8f2ed3a527ff3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_c28e6fdb7133156580f8f2ed3a527ff3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_c28e6fdb7133156580f8f2ed3a527ff3_cryptolocker
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Size
40KB
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MD5
c28e6fdb7133156580f8f2ed3a527ff3
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SHA1
b786367403b24d8f32223ad2ca077244319d5889
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SHA256
128812b326f03084db8096b2e5b7c59f30193017287b20c134107ce33d2c1537
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SHA512
dc42b242ea55aa2e44f71e4f6c0b3ec4d7a66cd249b7f4ae08b7bdb5362ed2770d940190958395dd9248aec5d3f934936d97b24f228211301797fbe149209e07
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRN:m5nkFNMOtEvwDpjG8hhXP
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 2024-03-28_c28e6fdb7133156580f8f2ed3a527ff3_cryptolocker
Files
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2024-03-28_c28e6fdb7133156580f8f2ed3a527ff3_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE