Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_682a8fad3ec0f21f190935304ea6f304_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_682a8fad3ec0f21f190935304ea6f304_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-08_682a8fad3ec0f21f190935304ea6f304_cryptolocker
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Size
41KB
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MD5
682a8fad3ec0f21f190935304ea6f304
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SHA1
bde5fae7e7e161100b2a2a26577f54e06b75d04c
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SHA256
8a4ca7f12b40b67550722274f5d4d7ab5e47b038084dfa7751e642364c394578
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SHA512
5f5fc08c42739cd4271c9974acf1d705e0a0e18a285b8865589be59bf04cc069570ab8aa3009555682acac5691501a74b9d1288b3c30cc12850bed77c0fdd37d
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRBSN:m5nkFNMOtEvwDpjG8hhXbe
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 2024-03-08_682a8fad3ec0f21f190935304ea6f304_cryptolocker
Files
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2024-03-08_682a8fad3ec0f21f190935304ea6f304_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE