Static task
static1
Behavioral task
behavioral1
Sample
2024-05-01_271e1afcd5adbfdadec76c503a6e970f_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-01_271e1afcd5adbfdadec76c503a6e970f_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_271e1afcd5adbfdadec76c503a6e970f_cryptolocker
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Size
88KB
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MD5
271e1afcd5adbfdadec76c503a6e970f
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SHA1
e31810874d651b3180132384ae55efc7d91ec101
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SHA256
fcf8d09a3e3b26516697d08c5757f88c39a2e414283bfe3a6c0f476f3d2ad773
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SHA512
14fe0793e36434075629cda4aa17583a316db58bd2aefd5784bb4115144a7725468835652e2de8025ddd3cafdb6af30baf8b22993904a7845b26e73174771c0e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvAcQ:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8AcQ
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 2024-05-01_271e1afcd5adbfdadec76c503a6e970f_cryptolocker
Files
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2024-05-01_271e1afcd5adbfdadec76c503a6e970f_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