Static task
static1
Behavioral task
behavioral1
Sample
2024-05-12_03d58be770a4b21b6457f693a24b414d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-12_03d58be770a4b21b6457f693a24b414d_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-12_03d58be770a4b21b6457f693a24b414d_cryptolocker
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Size
41KB
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MD5
03d58be770a4b21b6457f693a24b414d
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SHA1
c593802b51ff98b73da81e382cb30ae42c3f9110
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SHA256
1e698a95c0fe85f8317a224bf10b0838ea61fc03d027b8780264a5b90a0f352e
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SHA512
dbac6a4ace195d82248028b6bbcd373adc04bce60869d44e86fed524209197a2448e3911f91c3690ce295453c0ec8991580255b7a16e128a360c9141b3109f09
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhb:i5nkFGMOtEvwDpjR+viHshNd
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 2024-05-12_03d58be770a4b21b6457f693a24b414d_cryptolocker
Files
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2024-05-12_03d58be770a4b21b6457f693a24b414d_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