Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_79f9aa4eb48f9329301e0cc3611897cc_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-19_79f9aa4eb48f9329301e0cc3611897cc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_79f9aa4eb48f9329301e0cc3611897cc_cryptolocker
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Size
40KB
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MD5
79f9aa4eb48f9329301e0cc3611897cc
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SHA1
8cfb8da70572f97828469d8eb1514d542e000df3
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SHA256
e74e76f5eced1a40698c771219a534d2f646fd808ab5cc32b154c56e4b2ffb4e
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SHA512
e164f50fd0f904e877f6ccbc51ff2c0a92985bf76643e3cbab8eac755427ebe8f77092ebc0d56a535485e22b6f03111647e9ac48a8f6eace9b0cc5f4e722be4e
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRr1:m5nkFNMOtEvwDpjG8hhXb
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 2024-02-19_79f9aa4eb48f9329301e0cc3611897cc_cryptolocker
Files
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2024-02-19_79f9aa4eb48f9329301e0cc3611897cc_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE