Static task
static1
Behavioral task
behavioral1
Sample
2024-02-13_2b7d5f54375a8afc235707eaee3ad5be_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_2b7d5f54375a8afc235707eaee3ad5be_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_2b7d5f54375a8afc235707eaee3ad5be_cryptolocker
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Size
99KB
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MD5
2b7d5f54375a8afc235707eaee3ad5be
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SHA1
b879220494079c18d21d90ce78753c83146925aa
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SHA256
e888a730b491bd45f657ef1df5bf7d06e40d7577c23357abffdb2b1c6e0fa2a7
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SHA512
31bb6bafdbf9ecaa04b0c2443c5e98c1b1cc95915cb556af06383e980a55347956476aa92d5fb835e8439e71dfd48ca82a140918711446954c7114063b8fbb7a
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNVOJ:i5nkFGMOtEvwDpjNbwQEIikgNAJ
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 2024-02-13_2b7d5f54375a8afc235707eaee3ad5be_cryptolocker
Files
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2024-02-13_2b7d5f54375a8afc235707eaee3ad5be_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