Static task
static1
Behavioral task
behavioral1
Sample
2024-03-25_7316906fbdbf2591f0b7d5cb94517657_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-25_7316906fbdbf2591f0b7d5cb94517657_cryptolocker.exe
Resource
win10v2004-20240319-en
General
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Target
2024-03-25_7316906fbdbf2591f0b7d5cb94517657_cryptolocker
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Size
85KB
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MD5
7316906fbdbf2591f0b7d5cb94517657
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SHA1
f505874b708e6453c75b8b5f7e0ae2c83fe8daa8
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SHA256
627708937cfc25f1735018e3614725c94f81a0ce5867fdd051551605c51d7fce
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SHA512
8e6590045add2e59195ff12ec90d08050c3160e3b6db782f57e44d1f613ba2ac896d2c629ccfc9e15ff04353b31f616b6336802a36c340f25b55caa53e928112
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxoX:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8uX
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 2024-03-25_7316906fbdbf2591f0b7d5cb94517657_cryptolocker
Files
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2024-03-25_7316906fbdbf2591f0b7d5cb94517657_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