Static task
static1
Behavioral task
behavioral1
Sample
2024-05-21_fc36c39e8057cca8fd5d3de960069278_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-21_fc36c39e8057cca8fd5d3de960069278_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-21_fc36c39e8057cca8fd5d3de960069278_cryptolocker
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Size
68KB
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MD5
fc36c39e8057cca8fd5d3de960069278
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SHA1
dee1c1019fa32460a7a7a95581dbb1c58b0db99e
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SHA256
b7a1eeacba0002e50f4fced18f6875cd65d8da4c3941dd573545f18285bf967c
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SHA512
660a07bd8b5e8f45a63452bf95d96079f1e0c9613d059f82fa8c67718d4dfa0ae01f2247fa9f731b7980b00df63c38e5f9303f8ea19dc3c8f99db3c1a26a36fa
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/d9:i5nkFGMOtEvwDpjNbwQEI8UZDH
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
Processes:
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-21_fc36c39e8057cca8fd5d3de960069278_cryptolocker
Files
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2024-05-21_fc36c39e8057cca8fd5d3de960069278_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: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE