Static task
static1
Behavioral task
behavioral1
Sample
2024-05-15_0a40de395c69ce710b78e8f3ff9e1cc3_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-15_0a40de395c69ce710b78e8f3ff9e1cc3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-15_0a40de395c69ce710b78e8f3ff9e1cc3_cryptolocker
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Size
41KB
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MD5
0a40de395c69ce710b78e8f3ff9e1cc3
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SHA1
0258a42deae77f80975f38934d6974a4e2a85d8b
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SHA256
f61434e0696b11a547d4a9f7162391649f8de8d6527226e43bc64c75f981178d
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SHA512
461344d988304c569fc9faeb960d84090d8ec128a7a5de8404bc7a9502f687de35bcaeca14f30b742471d77a531a788e4faf5261b5afc61b8cd4a51c40442104
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZn9:i5nkFGMOtEvwDpjR+viHsT
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 2024-05-15_0a40de395c69ce710b78e8f3ff9e1cc3_cryptolocker
Files
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2024-05-15_0a40de395c69ce710b78e8f3ff9e1cc3_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