Static task
static1
Behavioral task
behavioral1
Sample
2024-02-13_31621d27f814e1f35f78394c91aedd83_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_31621d27f814e1f35f78394c91aedd83_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_31621d27f814e1f35f78394c91aedd83_cryptolocker
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Size
39KB
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MD5
31621d27f814e1f35f78394c91aedd83
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SHA1
1bc19cbc48db3581487cb50f7748c9a8b8e8e746
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SHA256
065cf2b3f491466e4dec953c03de267a158cc8348eb4bca30998538318510d08
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SHA512
b7e29523c06129b740e83541be2558390628e4c96fb7d66518b409676ef3267d6ebf8466bdd617aa356af85e6a0062e3ed76651a9361066509926f8ded09a4c4
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFR1t:m5nkFNMOtEvwDpjG8hhX3t
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_31621d27f814e1f35f78394c91aedd83_cryptolocker
Files
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2024-02-13_31621d27f814e1f35f78394c91aedd83_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