Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_aaa1525e722a3566f8b87bfaeea9da9a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_aaa1525e722a3566f8b87bfaeea9da9a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_aaa1525e722a3566f8b87bfaeea9da9a_cryptolocker
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Size
84KB
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MD5
aaa1525e722a3566f8b87bfaeea9da9a
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SHA1
207ec940a7cfea7212c719bc64b267b58ec27827
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SHA256
35764a3bddf9f4c2f6436e900cc9d64d591bffc626449bbbbea875d19221c58b
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SHA512
d7a98af819fc684f69ade2b0005220d43104c6d70030b8664a380c32cc4ce1b9b6767cf7edf352c479d5b28c3a9dddfd6863d94cb9d8181856bd4ef7a01c638e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxY:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8K
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 2024-01-26_aaa1525e722a3566f8b87bfaeea9da9a_cryptolocker
Files
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2024-01-26_aaa1525e722a3566f8b87bfaeea9da9a_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