Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_c5b291b3f0c57358de9256b767466f8c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_c5b291b3f0c57358de9256b767466f8c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_c5b291b3f0c57358de9256b767466f8c_cryptolocker
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Size
85KB
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MD5
c5b291b3f0c57358de9256b767466f8c
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SHA1
4eaa959921c6454e0fa1aa8c61e5d0318e7b34fc
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SHA256
3350e7d21f66619c198c1958031d4f07312f95d460b1b6dc4f86f9e5be2d2f3c
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SHA512
f5a297ae5689190bb4e53371545f3f191043b8f0bb523e390da00c837dcac26f0b231d52433f8e3d14fd256cbc1d81c723702d26825a5ac1daab508cca740744
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRZOg+:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8U
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 2024-02-28_c5b291b3f0c57358de9256b767466f8c_cryptolocker
Files
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2024-02-28_c5b291b3f0c57358de9256b767466f8c_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