Static task
static1
Behavioral task
behavioral1
Sample
2024-03-10_97e341e43c2bcb0e44bd2042e1a152b7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_97e341e43c2bcb0e44bd2042e1a152b7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_97e341e43c2bcb0e44bd2042e1a152b7_cryptolocker
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Size
39KB
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MD5
97e341e43c2bcb0e44bd2042e1a152b7
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SHA1
3fe4ade8d109b178cd76f13e69b8b32113a27548
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SHA256
b657b25be528fe794b449cadacab259a46ad1f356155595396c488e8ee71bbd2
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SHA512
7ff66727e5b0f765669949381071480133f88ca4244b1e7a0826a0645107155e0ad57a1b91b2e2a6424c9ee0c0dbf814f312974f9e314d6c7d2aea8be799e6fa
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLtldJQgck:i5nkFGMOtEvwDpjn/JQgck
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_97e341e43c2bcb0e44bd2042e1a152b7_cryptolocker
Files
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2024-03-10_97e341e43c2bcb0e44bd2042e1a152b7_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