Static task
static1
Behavioral task
behavioral1
Sample
2024-03-10_43ef73e0d015355935618f14743206d1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_43ef73e0d015355935618f14743206d1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_43ef73e0d015355935618f14743206d1_cryptolocker
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Size
87KB
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MD5
43ef73e0d015355935618f14743206d1
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SHA1
1417db4fea69e46b3cf6260ddff3f01ae02722c2
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SHA256
8272e0632011d2a63affce078463cb52c6433a8c926268ccc33be19895e8d54a
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SHA512
013f508d6d1d7602297d24fe2537c3aa656e9bb4e9a919cd2f95f0f585b9d013110216c9613ad6df7c5b454ff0fa8fdbc5d2782927310bfa301d847b0b2997b4
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxgnEY:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8yEY
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 2024-03-10_43ef73e0d015355935618f14743206d1_cryptolocker
Files
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2024-03-10_43ef73e0d015355935618f14743206d1_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