Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_817dd6141d3e6158343db6c4a137f73d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_817dd6141d3e6158343db6c4a137f73d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_817dd6141d3e6158343db6c4a137f73d_cryptolocker
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Size
39KB
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MD5
817dd6141d3e6158343db6c4a137f73d
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SHA1
7d8547733e4ec5cc5bafbc9c1a53a5652c046c0a
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SHA256
22ac9fa04c4ddd5b9ccba955e938d52857ba03d73b063e71f75af6fae2669f0d
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SHA512
a35fb57f495ae7111aab39e1b089d89657f6c9fcdaa68adf8f957c4fa6f9a1a52f5f286ffcbefe98115e4344e7aa06435e64b1c9e1b7cdeab0b2ba3d923fa150
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRhpkNj:m5nkFNMOtEvwDpjG8hhXLpkNj
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 2024-02-21_817dd6141d3e6158343db6c4a137f73d_cryptolocker
Files
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2024-02-21_817dd6141d3e6158343db6c4a137f73d_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