Static task
static1
Behavioral task
behavioral1
Sample
2024-05-23_4b928f99ae5ab46ee6f9598aa12bbd6a_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-23_4b928f99ae5ab46ee6f9598aa12bbd6a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_4b928f99ae5ab46ee6f9598aa12bbd6a_cryptolocker
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Size
42KB
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MD5
4b928f99ae5ab46ee6f9598aa12bbd6a
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SHA1
c0f2517183d6b32972120f0ee06e098a832cb5f4
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SHA256
575ab7e8bdc9cdac6ff815063bf75adffbb86a99373f0272fdf6ec5679383021
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SHA512
96098d1dd8acf59f2af6426069303c821490cc69b2cc6e2e6e955c0ebd76768423ebfce043311074feef68b1d4257e81cc92ab07292a30dd6c6bcaf80e319c3d
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhB:i5nkFGMOtEvwDpjR+viHshNX
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_4b928f99ae5ab46ee6f9598aa12bbd6a_cryptolocker
Files
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2024-05-23_4b928f99ae5ab46ee6f9598aa12bbd6a_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