Static task
static1
Behavioral task
behavioral1
Sample
2024-01-25_7b43e523f12e43e17a32f3bb4422ae8e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_7b43e523f12e43e17a32f3bb4422ae8e_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-25_7b43e523f12e43e17a32f3bb4422ae8e_cryptolocker
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Size
46KB
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MD5
7b43e523f12e43e17a32f3bb4422ae8e
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SHA1
90dd8772aee77903327cce84c81cc653740024f0
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SHA256
a6490c828b34872852409067072eca58541737e8c196c044d6a4b117f5ecc78c
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SHA512
c92e62dc15219c577a2c302834f3119debc8ffd864751a001e32c8f3fb2c4b605c790ff641ab5809f61959c28e6652effcb131fc397fd8cf27ba1d58a5d91d4b
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0btcXU:XS5nQJ24LR1bytOOtEvwDpjNbKV
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 2024-01-25_7b43e523f12e43e17a32f3bb4422ae8e_cryptolocker
Files
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2024-01-25_7b43e523f12e43e17a32f3bb4422ae8e_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