Static task
static1
Behavioral task
behavioral1
Sample
2024-03-10_35223d382d5aaab197aca4a8a4f11fef_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_35223d382d5aaab197aca4a8a4f11fef_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_35223d382d5aaab197aca4a8a4f11fef_cryptolocker
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Size
103KB
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MD5
35223d382d5aaab197aca4a8a4f11fef
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SHA1
164c79d5d92dc467c8dd67aae8b21b4a4ab8d2b9
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SHA256
be81bc412363fd8095605ead937508b9752ad05039687250e346020ee2177c4c
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SHA512
87e428d8eb0c6b05f9792dc650db8d708acaaee270198ac8ea81481aa380ae9395c6128ffd80f2203607c5f8909291b089c38db9a7f4180717300d089f5af115
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNojlEy8fZwmX:i5nkFGMOtEvwDpjNbwQEIikgNyEAG
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 2024-03-10_35223d382d5aaab197aca4a8a4f11fef_cryptolocker
Files
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2024-03-10_35223d382d5aaab197aca4a8a4f11fef_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