Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_f21c12f1978a5a39a168ab8611e2b91b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_f21c12f1978a5a39a168ab8611e2b91b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_f21c12f1978a5a39a168ab8611e2b91b_cryptolocker
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Size
99KB
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MD5
f21c12f1978a5a39a168ab8611e2b91b
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SHA1
9c51c8812361dd46b62cbbf08070909e4627d8f4
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SHA256
3d4f2a70f8db5825cab91adf5ec0d2205c83278e300858e695c94dd754f30136
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SHA512
d0c936056e99ef99c1939b8166972a9be308c0299ad0db55f6e96e56eb796578614e762b945a020a50884f6973244893a3ccb962cb54c560a23b4d83983f827a
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbk7:i5nkFGMOtEvwDpjNbwQEIikgNy
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 2024-02-19_f21c12f1978a5a39a168ab8611e2b91b_cryptolocker
Files
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2024-02-19_f21c12f1978a5a39a168ab8611e2b91b_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