Static task
static1
Behavioral task
behavioral1
Sample
2024-04-25_86ae91addb8c10073573c0331cb72241_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-25_86ae91addb8c10073573c0331cb72241_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_86ae91addb8c10073573c0331cb72241_cryptolocker
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Size
87KB
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MD5
86ae91addb8c10073573c0331cb72241
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SHA1
b439f99c87b6f47498d594e32edb90d485277557
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SHA256
52fb0cdcedf98b8f441be40c81fe7d3c313fe5126bd1bc4efb38378c1b2254d5
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SHA512
137a6b93824f43d965612fd23cfc06069cb50bf3f4935fad0924eb490c419fde403152394304e442615229da6d813251eceb890764d5ffbaad3d6b3eca233dde
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRhs:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8E
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 2024-04-25_86ae91addb8c10073573c0331cb72241_cryptolocker
Files
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2024-04-25_86ae91addb8c10073573c0331cb72241_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