Static task
static1
Behavioral task
behavioral1
Sample
2024-02-29_44a523109aa2ad5c0d7f3d6508f0e39d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_44a523109aa2ad5c0d7f3d6508f0e39d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_44a523109aa2ad5c0d7f3d6508f0e39d_cryptolocker
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Size
40KB
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MD5
44a523109aa2ad5c0d7f3d6508f0e39d
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SHA1
4bc6edffb5aaf320e4b4647e095aeab1e69e94c1
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SHA256
31464113698f435046a4ed5d897324110f9da3d310cb5c915dfba0bb7225b279
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SHA512
b51f82eb0408ed97ffde55f948fbe8ebee766e304ee04d0901872a85498d1db465acb8c82ea5d2169c9e9b0bf8a63b9a67293f33da1e692ae191638a400069c6
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpneNR:m5nkFNMOtEvwDpjG8hgpeNR
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 2024-02-29_44a523109aa2ad5c0d7f3d6508f0e39d_cryptolocker
Files
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2024-02-29_44a523109aa2ad5c0d7f3d6508f0e39d_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