Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_a4d21d0212f838b83e85223c6123432b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_a4d21d0212f838b83e85223c6123432b_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-04_a4d21d0212f838b83e85223c6123432b_cryptolocker
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Size
40KB
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MD5
a4d21d0212f838b83e85223c6123432b
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SHA1
b450a783aaee754f817a74a1ce50273691ffc776
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SHA256
09a681e3411639da4cabd027ac9e6a75c2faaba09d118b4b99b45e741970841e
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SHA512
b6f3a23023f332cffeb57dda2134dbcc49e95b65d8d2e53e1a8cab1559e701ea363be04fce05be4ed15e2433f23acf7c4e86f84cb10265327f0aa1d7b36bf878
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnIJG:m5nkFNMOtEvwDpjG8hgpB
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 2024-02-04_a4d21d0212f838b83e85223c6123432b_cryptolocker
Files
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2024-02-04_a4d21d0212f838b83e85223c6123432b_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