Static task
static1
Behavioral task
behavioral1
Sample
2024-06-01_591e76dd1f35231887a39966c2148fb9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-01_591e76dd1f35231887a39966c2148fb9_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_591e76dd1f35231887a39966c2148fb9_cryptolocker
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Size
69KB
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MD5
591e76dd1f35231887a39966c2148fb9
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SHA1
5b032aa85c8a2e3f3c5c2629e8cd896d9e8c5235
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SHA256
09d5aa573e53136fb60dbd62bf242901248d694afc52ab4c5105f685e7044c4f
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SHA512
c1e62dec0aaed3d97081bc809e899c2d301f8ee32ae0d1cbd28f49caa88676371fffc2194f01f158ffab4a2c8e2863086e8969f3b607c41e9e83b8d0ce49d696
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/dh:i5nkFGMOtEvwDpjNbwQEI8UZD7
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 2024-06-01_591e76dd1f35231887a39966c2148fb9_cryptolocker
Files
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2024-06-01_591e76dd1f35231887a39966c2148fb9_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