Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_e7e4271fd9a96ef06a58777538d460fb_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_e7e4271fd9a96ef06a58777538d460fb_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_e7e4271fd9a96ef06a58777538d460fb_cryptolocker
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Size
84KB
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MD5
e7e4271fd9a96ef06a58777538d460fb
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SHA1
867bdeae05a2f8446f0e0ec6d5d98759612ab6b5
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SHA256
b3bbebf253d9ec24a12bee680e79ee049d534e64108aef6b7f0d40a87954eab5
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SHA512
7cc6a124d624bfbc64d7d517dbfe1c875b9270f81c7629959b33d267be69f80cfd5ee6d2be25a4e21b850d6f686ca75155ebbdf46f311099385d27370df05456
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvAW:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8AW
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 2024-01-23_e7e4271fd9a96ef06a58777538d460fb_cryptolocker
Files
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2024-01-23_e7e4271fd9a96ef06a58777538d460fb_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