Static task
static1
Behavioral task
behavioral1
Sample
2024-06-10_1262337d0cb8bd1b43bf6d3e63db3da4_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-10_1262337d0cb8bd1b43bf6d3e63db3da4_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-10_1262337d0cb8bd1b43bf6d3e63db3da4_cryptolocker
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Size
89KB
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MD5
1262337d0cb8bd1b43bf6d3e63db3da4
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SHA1
c8b8fd4f5fd42fb9cfbec0d314b9a217a1824b74
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SHA256
a249b921a4439a7062dbbeb5b8e2e49646a045d80f09700b63d42892fa72bb4f
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SHA512
0bb903305a560c3efcfaee81b2d97723645b88b8493ed65be382daa8df347efdfc3d70c80771cb627c45d5000bfc9f214532eed13c455421ad6a65cb86b86217
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRvRA:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8BRA
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 2024-06-10_1262337d0cb8bd1b43bf6d3e63db3da4_cryptolocker
Files
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2024-06-10_1262337d0cb8bd1b43bf6d3e63db3da4_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