Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_fd0283ee56bccaca0a9da9debc196543_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_fd0283ee56bccaca0a9da9debc196543_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_fd0283ee56bccaca0a9da9debc196543_cryptolocker
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Size
37KB
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MD5
fd0283ee56bccaca0a9da9debc196543
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SHA1
986a672d36e530a7d1d520e715cd08223517ad61
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SHA256
27a99e430c8d6065b12619e6e85e551e55487ca5428106f15e34bc6802be79d0
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SHA512
37f0bc98b396fad3e36879a62b40ee42402b4e22826564a802ef9a5e10b3f66fa843784d2a64e0ea9c94fc5ed806c6007119dfce6b7d1078af2601b2debcb5d1
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/y3:i5nkFGMOtEvwDpjR+viQ
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 2024-01-28_fd0283ee56bccaca0a9da9debc196543_cryptolocker
Files
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2024-01-28_fd0283ee56bccaca0a9da9debc196543_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