Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_729c1ba362fd9da2cb245dfffd82d45d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_729c1ba362fd9da2cb245dfffd82d45d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_729c1ba362fd9da2cb245dfffd82d45d_cryptolocker
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Size
100KB
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MD5
729c1ba362fd9da2cb245dfffd82d45d
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SHA1
880b817e731c4da0375ea2065aade289d563ce1d
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SHA256
ed7013cd3a9423bf11aadb111387c47b8568316fd6823ed7fcffad8708999203
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SHA512
864123fb9a8ff95a9af20812ff0b2363585fe85145949ebc987a19946861b044f9dc4c67ace852372248b5c0d89634e89ed2db7e5f980f4ac8aa6e5f53865e10
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5N:i5nkFGMOtEvwDpjNbwQEIikgNw
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 2024-02-21_729c1ba362fd9da2cb245dfffd82d45d_cryptolocker
Files
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2024-02-21_729c1ba362fd9da2cb245dfffd82d45d_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