Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_d8b8a8bece506bc06f0ba3c4dc1f6482_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_d8b8a8bece506bc06f0ba3c4dc1f6482_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_d8b8a8bece506bc06f0ba3c4dc1f6482_cryptolocker
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Size
40KB
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MD5
d8b8a8bece506bc06f0ba3c4dc1f6482
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SHA1
573e859ed34e20fb07b2d83ef882e3549f585806
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SHA256
65c72f84dae3834ef8a8c60eff487e171884266dca1e81a4854f33fd6264b209
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SHA512
4269bb2ed7d084c27d21143a78ae10f81b610169a061f68354e92a1211afafb19bda3a3937690322fbdf8a8062b5cf88e22b9ae1b211cde2060262f62857c75a
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnHI:m5nkFNMOtEvwDpjG8hgpHI
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 2024-02-23_d8b8a8bece506bc06f0ba3c4dc1f6482_cryptolocker
Files
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2024-02-23_d8b8a8bece506bc06f0ba3c4dc1f6482_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