Static task
static1
Behavioral task
behavioral1
Sample
2024-05-04_09e13986b0a70e68716c0d723551f938_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_09e13986b0a70e68716c0d723551f938_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_09e13986b0a70e68716c0d723551f938_cryptolocker
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Size
86KB
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MD5
09e13986b0a70e68716c0d723551f938
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SHA1
f931ab20bf543c2114d07b3d6e9bcab624d3bbaf
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SHA256
1f5e5ebc8938f713dfc6d7019137ad6362f901b5b828e6f828ea48a1145858c5
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SHA512
ed06523be165c451d2878818d659b9c1ddebff83f22681c1d94b700f1f87ea32d56cb9fbd3f21fcb03de00e14253bac7b9d572fbdc47163d6cd76dad7ed4e07d
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpR8W:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8+W
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 2024-05-04_09e13986b0a70e68716c0d723551f938_cryptolocker
Files
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2024-05-04_09e13986b0a70e68716c0d723551f938_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