Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_3b325fbff6dc9b48bd9e7f2ff6c75c8e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_3b325fbff6dc9b48bd9e7f2ff6c75c8e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_3b325fbff6dc9b48bd9e7f2ff6c75c8e_cryptolocker
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Size
40KB
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MD5
3b325fbff6dc9b48bd9e7f2ff6c75c8e
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SHA1
7c583206026888dfdb769cf1854e253a0e08c74d
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SHA256
a3a99b7a742106ee6b65cb54ccf8da3f1f1cf82ab2cd33a03e420b1247ad946b
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SHA512
2da1f9e9554633af4b2bd47794c08e64a69baf32f1be940d2f1e0199dcae829564cbad431281d4af9ada8f8313e8c4e9bf8a932b08e1f7ee309d00c1eaeb70f1
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnIG:m5nkFNMOtEvwDpjG8hgp3
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_3b325fbff6dc9b48bd9e7f2ff6c75c8e_cryptolocker
Files
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2024-02-04_3b325fbff6dc9b48bd9e7f2ff6c75c8e_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