Static task
static1
Behavioral task
behavioral1
Sample
2024-03-26_83969aa6df4f89040dc48886199801f5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_83969aa6df4f89040dc48886199801f5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-26_83969aa6df4f89040dc48886199801f5_cryptolocker
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Size
46KB
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MD5
83969aa6df4f89040dc48886199801f5
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SHA1
481a4ea04f4d7928b7e0138b2b392883b377c99b
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SHA256
0079cc79c42dc58b2da1b99522fc4dee1b6fd81571c6e7aaaf3bfc576ed727bc
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SHA512
535f5e1c41c78b4b84feac457779362f8605e18823118854d21abf8b0a895336b281fcef9c6ae76e791ca816c3393a3a26e5ffd70dc50413a6e1bfe9fa876f0b
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/BdmX:XS5nQJ24LR1bytOOtEvwDpjNbP/bmX
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 2024-03-26_83969aa6df4f89040dc48886199801f5_cryptolocker
Files
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2024-03-26_83969aa6df4f89040dc48886199801f5_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