Static task
static1
Behavioral task
behavioral1
Sample
2024-03-27_37c2e42077804c1b3451d66ffdbf2ab3_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-27_37c2e42077804c1b3451d66ffdbf2ab3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-27_37c2e42077804c1b3451d66ffdbf2ab3_cryptolocker
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Size
40KB
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MD5
37c2e42077804c1b3451d66ffdbf2ab3
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SHA1
dad809741b2ae446489d7deaaa12db1bcfbe306d
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SHA256
462166637864c1f29d76e97b7d66ae52cfdc08ae9b9060f867cef37b0d3c7e98
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SHA512
e38993c65992c4efe94c01e37cae19afd1791820efee6ded892b5aa9bfd38d389b693fbeb59a75b8d6bbfb092e12d6a3c66599e2fa4c9b0195b16b22006578b8
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRn0:m5nkFNMOtEvwDpjG8hhXS
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 2024-03-27_37c2e42077804c1b3451d66ffdbf2ab3_cryptolocker
Files
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2024-03-27_37c2e42077804c1b3451d66ffdbf2ab3_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