Static task
static1
Behavioral task
behavioral1
Sample
2024-06-12_524c875c55b48ca4e96c646293924d39_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-12_524c875c55b48ca4e96c646293924d39_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_524c875c55b48ca4e96c646293924d39_cryptolocker
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Size
43KB
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MD5
524c875c55b48ca4e96c646293924d39
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SHA1
890a2fe6c5139cc9e89f124ee14b33bb20091901
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SHA256
90f64e81fb955b48891c59fb00110f13fa35ceeb52805babe04b2601dd241455
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SHA512
98393859a59c1f07f1842728d80bdd3a224e3920d8fc397a8e6b68c544332707eb8033fb7f0e61708685aff862f434d36480ad07cabeab4ef643f25315b829f9
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhl:i5nkFGMOtEvwDpjR+viHshNT
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 2024-06-12_524c875c55b48ca4e96c646293924d39_cryptolocker
Files
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2024-06-12_524c875c55b48ca4e96c646293924d39_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