Static task
static1
Behavioral task
behavioral1
Sample
2024-03-11_f52c9100ee9a965b9d706ad9f4665f40_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_f52c9100ee9a965b9d706ad9f4665f40_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_f52c9100ee9a965b9d706ad9f4665f40_cryptolocker
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Size
41KB
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MD5
f52c9100ee9a965b9d706ad9f4665f40
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SHA1
85f4ac4def7b403bd7a5ec539e8b34c2ff24772a
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SHA256
3b3206a0be65c10646c80370fa930839b5a260e89e8f0d23f9368c229bb5b08c
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SHA512
1bf3d990fe4eb45eb3bf930e109dbad638167c1bda6fbfc3bfa72829e52f2808b67a973da3b9a25c32d696b5db039ec95d51f01df2a7ba6c286b86873e97c785
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRBSf:m5nkFNMOtEvwDpjG8hhXbY
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 2024-03-11_f52c9100ee9a965b9d706ad9f4665f40_cryptolocker
Files
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2024-03-11_f52c9100ee9a965b9d706ad9f4665f40_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE