Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_f3a9805c13b07d02a88005f701c7be6f_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-28_f3a9805c13b07d02a88005f701c7be6f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_f3a9805c13b07d02a88005f701c7be6f_cryptolocker
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Size
51KB
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MD5
f3a9805c13b07d02a88005f701c7be6f
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SHA1
038a73cbc40d39c3913994f91b0d794fbac32c61
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SHA256
efdd62aec34fd4a9bf59053f8d5495e00d2180a9f82b0bb02891cdd2c5fa72de
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SHA512
0e83c6971c9e3fd8d57ee3de4e47ed01e625ec8d07b38eb3c4bfda27e38bbd48c1021f4a6be954a51585ebbb6debf1376461fdb503a9a20e023f36a94de02cde
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MzF3Fe:i5nkFGMOtEvwDpjNbwQEqI
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 2024-02-28_f3a9805c13b07d02a88005f701c7be6f_cryptolocker
Files
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2024-02-28_f3a9805c13b07d02a88005f701c7be6f_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