Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_a1f891fe69897efdbcfa8984f548fbda_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_a1f891fe69897efdbcfa8984f548fbda_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_a1f891fe69897efdbcfa8984f548fbda_cryptolocker
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Size
100KB
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MD5
a1f891fe69897efdbcfa8984f548fbda
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SHA1
50d281b631534feb3df3e6adf4436c4449376911
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SHA256
51e7abfd46e9bfc1928c9f739dc85f19d7e74de76b2bff647c57cd6831726af7
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SHA512
6571e2ab10fc9ec6d5ed8d6a919aef49fa1fbf51982df027093ea09dfec41e7afe72fb9825ee1f191b784a35c4c6c7554c6ad2ade18dfda175b80dbbf3f6f471
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5aTG:i5nkFGMOtEvwDpjNbwQEIikgNu
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 2024-02-14_a1f891fe69897efdbcfa8984f548fbda_cryptolocker
Files
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2024-02-14_a1f891fe69897efdbcfa8984f548fbda_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