Static task
static1
Behavioral task
behavioral1
Sample
2024-06-09_b926ef6e07b51bb13ea57a5b6ac6994b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-09_b926ef6e07b51bb13ea57a5b6ac6994b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-09_b926ef6e07b51bb13ea57a5b6ac6994b_cryptolocker
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Size
43KB
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MD5
b926ef6e07b51bb13ea57a5b6ac6994b
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SHA1
da536d258d54d8d4281c2cec83e8b22190f3581a
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SHA256
a5aa70eee5ff547ed3367a57d9871784ad372b24ee91a01d7b68e358d5a7e955
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SHA512
c6f1407b51df82d6a9658072c3c992e59edaadc1f5e13262d9efced2749885ee71c5d26c9887fa5062a2b8765d102225101d26267d6fa737dfc7ab52eaa55d30
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhz:i5nkFGMOtEvwDpjR+viHshN1
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 2024-06-09_b926ef6e07b51bb13ea57a5b6ac6994b_cryptolocker
Files
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2024-06-09_b926ef6e07b51bb13ea57a5b6ac6994b_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