Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_3b8e67ce297744347b7efc063cf84b99_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_3b8e67ce297744347b7efc063cf84b99_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_3b8e67ce297744347b7efc063cf84b99_cryptolocker
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Size
39KB
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MD5
3b8e67ce297744347b7efc063cf84b99
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SHA1
a2c37009d35a85d46b33d8b82168fec9d3814c70
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SHA256
00cb2c89d79643b1fc0d62fe4e58df47752d5376e325e885742d3a7fad961446
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SHA512
7365e390e50e808d719d79e7c00d8eefa9058c4241d0aa751138048536b7cb9daa411abb4f7a382e4fa0e688e4f30a13f3c9f72bd55e077e7d8a22c3f4edea85
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRH:m5nkFNMOtEvwDpjG8hhXl
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 2024-02-04_3b8e67ce297744347b7efc063cf84b99_cryptolocker
Files
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2024-02-04_3b8e67ce297744347b7efc063cf84b99_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