Static task
static1
Behavioral task
behavioral1
Sample
2024-03-06_55e27f4ed9fb0b207ffb48425190aa11_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_55e27f4ed9fb0b207ffb48425190aa11_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_55e27f4ed9fb0b207ffb48425190aa11_cryptolocker
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Size
87KB
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MD5
55e27f4ed9fb0b207ffb48425190aa11
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SHA1
985b848ee620deb18b51b191479e18e1d1995fb8
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SHA256
0a40cb712656ac7c44c61646d578fe3ab16bbfb194d376fb342247cd0b945f1f
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SHA512
e1c7b97ba295ac9e1cf8e4dbac4816e19104bff366fe23e8276bea72e402c9ee4c476cdf6312e5ffae2d5b5c0478d808c458955f2689ddafbb31937e722a136d
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxgnV:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8yV
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 2024-03-06_55e27f4ed9fb0b207ffb48425190aa11_cryptolocker
Files
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2024-03-06_55e27f4ed9fb0b207ffb48425190aa11_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