Static task
static1
Behavioral task
behavioral1
Sample
2024-05-23_f8f34dbd9a2dd41307574f5f4b70e6b3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-23_f8f34dbd9a2dd41307574f5f4b70e6b3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_f8f34dbd9a2dd41307574f5f4b70e6b3_cryptolocker
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Size
45KB
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MD5
f8f34dbd9a2dd41307574f5f4b70e6b3
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SHA1
7233afb9dd104139fb4e33c2ce216c8d92d9a133
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SHA256
d42dc0cfbd79880f86098b0ed739a846103449b0c15164814001c359a3210c3d
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SHA512
f68c243a0b825b3fe2d957e9fd1f7d7bf8fb65aad19a191fd0d889d5d1367a17d30501aeb0873916e1e8b93d68e65e5906c71438b86f066f648c3eedc23f0f00
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRp5jlX:m5nkFNMOtEvwDpjG8hhXj5Z
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 2024-05-23_f8f34dbd9a2dd41307574f5f4b70e6b3_cryptolocker
Files
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2024-05-23_f8f34dbd9a2dd41307574f5f4b70e6b3_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