Static task
static1
Behavioral task
behavioral1
Sample
2024-02-27_728d83a9d7d5b843fb46c80eb65aaa7f_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-27_728d83a9d7d5b843fb46c80eb65aaa7f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-27_728d83a9d7d5b843fb46c80eb65aaa7f_cryptolocker
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Size
100KB
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MD5
728d83a9d7d5b843fb46c80eb65aaa7f
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SHA1
1aed356c5968b11e15f1cc87fad2785534112e15
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SHA256
1b00290fdc305c27ef64e98dbfd4f98e40ec2f4be903367863cf91cdea90a286
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SHA512
043e07562bf9bdcb6f81b1af6b5c5248778ffca2b0a9252d6bc903e25e9e61af0d84ec17e66c0d92a964ffa394388bf23c3ea7816d18c41384169e1855292a1a
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbkVB:i5nkFGMOtEvwDpjNbwQEIikgNq
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 2024-02-27_728d83a9d7d5b843fb46c80eb65aaa7f_cryptolocker
Files
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2024-02-27_728d83a9d7d5b843fb46c80eb65aaa7f_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