Static task
static1
Behavioral task
behavioral1
Sample
2024-02-29_ecb8eb07638fdc507a48be48fd7598c2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_ecb8eb07638fdc507a48be48fd7598c2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_ecb8eb07638fdc507a48be48fd7598c2_cryptolocker
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Size
65KB
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MD5
ecb8eb07638fdc507a48be48fd7598c2
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SHA1
fd42b474100d4b4cc8a68b7108ad9d3dc2f4ee31
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SHA256
399af57b3fc52d765bbe4641663184861cf6d99c98daf0a54893445252b3f332
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SHA512
c97da6e159a7564e97bf8a61ae208465c07af6a652d73b2560d45b61ce757a800294be5d96b79c5b0103171478141b52f4dea03d403cc26156e8bfe3d28d1370
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUI2:i5nkFGMOtEvwDpjNbwQEI8Un
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 2024-02-29_ecb8eb07638fdc507a48be48fd7598c2_cryptolocker
Files
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2024-02-29_ecb8eb07638fdc507a48be48fd7598c2_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