Static task
static1
Behavioral task
behavioral1
Sample
2024-05-24_f4f76dfce77562a32f513b264eef5a9f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-24_f4f76dfce77562a32f513b264eef5a9f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-24_f4f76dfce77562a32f513b264eef5a9f_cryptolocker
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Size
42KB
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MD5
f4f76dfce77562a32f513b264eef5a9f
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SHA1
0fef4182fcb08046aabf65eb3bbfcbcb28df3f7d
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SHA256
7e4c247343af815a48995ae441d5ed50e752e89f011a77a3ad1ee8a886fcb232
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SHA512
647d3c36e1b7322147859e058dc51f64fbb79d3a56aadd5231bd400083d004b65a13e9321ddf140033fad625eeda5af018ffb3f24a36bd3ccbe1d6d6473ecb56
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZnj:i5nkFGMOtEvwDpjR+viHs9
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 2024-05-24_f4f76dfce77562a32f513b264eef5a9f_cryptolocker
Files
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2024-05-24_f4f76dfce77562a32f513b264eef5a9f_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