Static task
static1
Behavioral task
behavioral1
Sample
2024-05-21_b15135bea0f6d517418d2250624eb0d8_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-21_b15135bea0f6d517418d2250624eb0d8_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-21_b15135bea0f6d517418d2250624eb0d8_cryptolocker
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Size
48KB
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MD5
b15135bea0f6d517418d2250624eb0d8
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SHA1
710f9e64d5305ca12b1cbbd5cbd31980e3fd166a
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SHA256
a572d4877353fbfacdc7e695f184c2eaa6c7e72bbe4c20f5852f54a977320590
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SHA512
d2bfcf81a70989f7fc20a105a0eb4f125c2313a92b8703bae4b9f9c92802992bf0c25eb040c2c48025c4e684e1bd6b42ce5055a931199528696db62080cb5e20
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/BdmRSc:XS5nQJ24LR1bytOOtEvwDpjNbP/bmr
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 2024-05-21_b15135bea0f6d517418d2250624eb0d8_cryptolocker
Files
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2024-05-21_b15135bea0f6d517418d2250624eb0d8_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