Static task
static1
Behavioral task
behavioral1
Sample
2024-04-15_4d01b54d83c60e8248eb5ddf20e16271_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-15_4d01b54d83c60e8248eb5ddf20e16271_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_4d01b54d83c60e8248eb5ddf20e16271_cryptolocker
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Size
40KB
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MD5
4d01b54d83c60e8248eb5ddf20e16271
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SHA1
a64fcb5ae7593f0c9e688bf7210204674e807c23
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SHA256
dcf0ae1d7e3100801c4dce4a00531f9dc29735223fdc44ccb1b77a6cfe4ee2fb
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SHA512
fdec048de2799c3d3345128776f245cc67aa57afe5c1d8a3eb830a7433cf68320efeca2684eae14806133fd7260df369d37112a37efa6a29f9997853096d4ab0
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsT:i5nkFGMOtEvwDpjR+viHsT
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 2024-04-15_4d01b54d83c60e8248eb5ddf20e16271_cryptolocker
Files
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2024-04-15_4d01b54d83c60e8248eb5ddf20e16271_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