Static task
static1
Behavioral task
behavioral1
Sample
2024-03-10_fcd21559d1da1186c7b8d08c73e2a5ae_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_fcd21559d1da1186c7b8d08c73e2a5ae_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-10_fcd21559d1da1186c7b8d08c73e2a5ae_cryptolocker
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Size
39KB
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MD5
fcd21559d1da1186c7b8d08c73e2a5ae
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SHA1
3d316de3a5897b97cb4077e8fbbfb0b7cfb4849f
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SHA256
a57d882e5729b39345aeb89ec4618ecccd8d7924690eb39b1c2875d476b90116
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SHA512
166af42c1dd72b8e1736e9be3ba6c0fc7113c7ff64a65b600b1c90b4f2ac5e6236761b5fe303783e04c188e2c2913e4f3f5e321793775cc3215a2f8616ab3b07
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnYd:m5nkFNMOtEvwDpjG8hgpYd
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 2024-03-10_fcd21559d1da1186c7b8d08c73e2a5ae_cryptolocker
Files
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2024-03-10_fcd21559d1da1186c7b8d08c73e2a5ae_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