Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_5fb43597a1715dd4f14d3a4eca60df07_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_5fb43597a1715dd4f14d3a4eca60df07_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_5fb43597a1715dd4f14d3a4eca60df07_cryptolocker
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Size
39KB
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MD5
5fb43597a1715dd4f14d3a4eca60df07
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SHA1
856997fb6c5795b4a35af2e9d31e3396b4914d5d
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SHA256
a54cd59c4dc95d0c7ff626ff3a54c1316bb7bc37c961b9572ecc7ab214e608c9
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SHA512
023693611d8589c59558ad60b3238ed52c4931f8815b3f2c80f7ed91dda0673083c62a130fdc4a40afbb7812303d6e165fb8f1854daa10dd5d1a92aa20b6671f
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnib:m5nkFNMOtEvwDpjG8hgpib
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 2024-01-29_5fb43597a1715dd4f14d3a4eca60df07_cryptolocker
Files
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2024-01-29_5fb43597a1715dd4f14d3a4eca60df07_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