Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_63ee263bde23630f75f8276c3c66b684_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-08_63ee263bde23630f75f8276c3c66b684_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_63ee263bde23630f75f8276c3c66b684_cryptolocker
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Size
40KB
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MD5
63ee263bde23630f75f8276c3c66b684
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SHA1
df669cff50386add964a4026757258a48a74d67a
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SHA256
e2869e53ff96a4296484c50254a54f935968e4d001996f383036b46352f24742
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SHA512
2ec81e040fe22b178a8ffc71847960ed2177ea270e9bdd433e3f56c92e8486b85373cc93579845bffa2e1f494febbe0596b629b3b3da77b7ae9b6c62bd4e7bd3
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9RzhwaO4VJ:i5nkFGMOtEvwDpjR+T7J
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 2024-04-08_63ee263bde23630f75f8276c3c66b684_cryptolocker
Files
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2024-04-08_63ee263bde23630f75f8276c3c66b684_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