Static task
static1
Behavioral task
behavioral1
Sample
2024-02-01_e55cd2947ff5e053b5ed0bb4a20953c0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-01_e55cd2947ff5e053b5ed0bb4a20953c0_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-01_e55cd2947ff5e053b5ed0bb4a20953c0_cryptolocker
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Size
46KB
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MD5
e55cd2947ff5e053b5ed0bb4a20953c0
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SHA1
79f25324a917bb2ae64ce04e7d0523a6cfd2f1fd
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SHA256
3a61e82bfa2652beea8a12001d02e342388abfe095899e8cc5cc994fbf84fe06
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SHA512
1575d0b43ff27e032a9ce20d17e4fc0d7d84c44d5bc04408f25bd932b8c6845d454da2a144c0037da4d13f7cfdecdbd307251455eef74d42ff5446d08bd0e8ee
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/3lBs:XS5nQJ24LR1bytOOtEvwDpjNbP/3lG
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 2024-02-01_e55cd2947ff5e053b5ed0bb4a20953c0_cryptolocker
Files
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2024-02-01_e55cd2947ff5e053b5ed0bb4a20953c0_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