Static task
static1
Behavioral task
behavioral1
Sample
2024-02-17_4c7eedc901c4b5f298bd0de2c241da75_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-17_4c7eedc901c4b5f298bd0de2c241da75_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_4c7eedc901c4b5f298bd0de2c241da75_cryptolocker
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Size
101KB
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MD5
4c7eedc901c4b5f298bd0de2c241da75
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SHA1
7eb4a230123cbdf55aadc1b5728a16fbc63a5e95
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SHA256
efb2c1d76ee745c0cdd2137e0e45d0386f4063223936bb68c48c0344f5f1a2ee
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SHA512
3b5e0a140240b94aa451ab8d78c7568de5ff39d4bf47acc51cec7aa712321719b569fe0b1e32f9bd722393e455cb7bcfa0c77066de8629f41b489ce761e2bdd5
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNojlEyk:i5nkFGMOtEvwDpjNbwQEIikgNyET
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 2024-02-17_4c7eedc901c4b5f298bd0de2c241da75_cryptolocker
Files
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2024-02-17_4c7eedc901c4b5f298bd0de2c241da75_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