Static task
static1
Behavioral task
behavioral1
Sample
2024-04-04_f8736881b494b839c3e878bdb5a19f16_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-04_f8736881b494b839c3e878bdb5a19f16_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-04_f8736881b494b839c3e878bdb5a19f16_cryptolocker
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Size
41KB
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MD5
f8736881b494b839c3e878bdb5a19f16
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SHA1
9d3a97c5e246eb082324a589d3a1361a7f373837
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SHA256
ed2a9142761975481b748da737e6dcc4d6d0f56791c7b44d46344c752d2df995
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SHA512
657f6a3599e9600fcea83f4190060097d044939b7352074914ae4673be55947fdaa38e0e917aa84cba82efbe34fc4ab16b400724e693fdf9f022f4eb164f076d
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRBSh7:m5nkFNMOtEvwDpjG8hhXb+
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 2024-04-04_f8736881b494b839c3e878bdb5a19f16_cryptolocker
Files
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2024-04-04_f8736881b494b839c3e878bdb5a19f16_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