Static task
static1
Behavioral task
behavioral1
Sample
2024-03-26_3fbe75ec9bb7693144f704d0c63be29e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_3fbe75ec9bb7693144f704d0c63be29e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_3fbe75ec9bb7693144f704d0c63be29e_cryptolocker
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Size
41KB
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MD5
3fbe75ec9bb7693144f704d0c63be29e
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SHA1
ed943eadeb33600c2d18a9e70efd45ef83126219
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SHA256
fed5d05af22dec8d0b427589041aa627d9aac02e67ae729fa23c588e98432248
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SHA512
e9f2d6dc19a65c4b89cd8999661900f19f48fd8989e7fda48310a79c0ab885f4aa2a24e7ec6cb12a4147991d07b025c061ab88e84f22bd2d273f28fb74bfd30a
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRpF:m5nkFNMOtEvwDpjG8hhXjF
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 2024-03-26_3fbe75ec9bb7693144f704d0c63be29e_cryptolocker
Files
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2024-03-26_3fbe75ec9bb7693144f704d0c63be29e_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