Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_b67ebb34872552c0cbf9580060244ae1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_b67ebb34872552c0cbf9580060244ae1_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_b67ebb34872552c0cbf9580060244ae1_cryptolocker
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Size
99KB
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MD5
b67ebb34872552c0cbf9580060244ae1
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SHA1
c7599d8e95435a968c4d34f530af3def5370a26e
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SHA256
6adb4fb6d8292e946817f6a1a84e3e4541b4532fd0078e2604113ed736ea98f2
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SHA512
3855f9aebf9a2f22b0721e844f35a6743ab4d580b218838aee37e910b4b64a7bc84c15c52d8f387a3b5f62a0d05d80aa19645f6f19148233e6a73b3c50afa10c
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjz/6c:i5nkFGMOtEvwDpjNbwQEIikrL
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 2024-02-22_b67ebb34872552c0cbf9580060244ae1_cryptolocker
Files
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2024-02-22_b67ebb34872552c0cbf9580060244ae1_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