Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_3dd4e87aa6c16771a97f0e3878d90652_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_3dd4e87aa6c16771a97f0e3878d90652_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_3dd4e87aa6c16771a97f0e3878d90652_cryptolocker
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Size
99KB
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MD5
3dd4e87aa6c16771a97f0e3878d90652
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SHA1
123b4d5d1fad2af5ff781212ead385dcbd9c4f25
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SHA256
d30a10eb1bd73042572ba6ddc13646146c51fd005ae2b27ef3e7db0300111092
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SHA512
e182ac00ee19547ff197759143bd8a7d31801ff77a4c3fa901d45aae7ef8a90ee06dc950b31083cce0e456642baf4d9d56b15c69827b8ba35878492a575180d1
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbk/:i5nkFGMOtEvwDpjNbwQEIikgNW
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_3dd4e87aa6c16771a97f0e3878d90652_cryptolocker
Files
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2024-02-14_3dd4e87aa6c16771a97f0e3878d90652_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