Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_f7b4d25e8dae2345cfd58b38472140ae_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_f7b4d25e8dae2345cfd58b38472140ae_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_f7b4d25e8dae2345cfd58b38472140ae_cryptolocker
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Size
39KB
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MD5
f7b4d25e8dae2345cfd58b38472140ae
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SHA1
2b8e40b1acdd031da15ca66fd13a263a8e797f64
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SHA256
aa03593a6ea82d5f4d244683fbcfb48c48b523cf2e4130f50978c3d5e5f4a829
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SHA512
44bb54cbec545b17da8ba0675e02210310047d01f6412d75dd3c4dfb4f86f7c3e7eef87bc72a33ccb0c17c313f6bdd8b71a10dc869794186928a2d9058aac74e
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRY/1:m5nkFNMOtEvwDpjG8hhXy/1
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_f7b4d25e8dae2345cfd58b38472140ae_cryptolocker
Files
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2024-02-04_f7b4d25e8dae2345cfd58b38472140ae_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