Static task
static1
Behavioral task
behavioral1
Sample
2024-02-29_39766cb0d9a504a2037e6edc83b1f503_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_39766cb0d9a504a2037e6edc83b1f503_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_39766cb0d9a504a2037e6edc83b1f503_cryptolocker
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Size
38KB
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MD5
39766cb0d9a504a2037e6edc83b1f503
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SHA1
7679747a5b8aebe130847cf158a9148969eefff0
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SHA256
1a7b57bf704e3a0ddace16af4497108cea0127e18f6112d0603399d2acf41d5a
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SHA512
0beda1362f80e4b8a265617142a45958c635a996f402a3d785c290e38b069da4e8db50e3429d0d5f48f99d119459c6f2f7f50bc8cac0214746230af1be248223
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLtldJQgh5:i5nkFGMOtEvwDpjn/JQgP
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 2024-02-29_39766cb0d9a504a2037e6edc83b1f503_cryptolocker
Files
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2024-02-29_39766cb0d9a504a2037e6edc83b1f503_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