Static task
static1
Behavioral task
behavioral1
Sample
2024-04-16_bf9b54fad3f31c60b9f3403247321304_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_bf9b54fad3f31c60b9f3403247321304_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_bf9b54fad3f31c60b9f3403247321304_cryptolocker
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Size
87KB
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MD5
bf9b54fad3f31c60b9f3403247321304
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SHA1
bb046db7bc6638b7685931fa6a9ffcb44d2304b6
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SHA256
6bf5b6e6758e18798699449dddcf8e1b53e518dba39fcaa7def31604cbeff6fc
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SHA512
c3a14fdc7f13208c495f5888d6b758bd4b38ae3f79bdd474e4abbe01e654792bef3da7d6c7639d5ea0cfeb60b779764e7921ee6fdc91a7a233267d24fdf1f18b
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRv/:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8B/
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 2024-04-16_bf9b54fad3f31c60b9f3403247321304_cryptolocker
Files
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2024-04-16_bf9b54fad3f31c60b9f3403247321304_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