Static task
static1
Behavioral task
behavioral1
Sample
2024-02-17_b5dfdfda2c151fed9b89abb6dee11f3c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_b5dfdfda2c151fed9b89abb6dee11f3c_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-17_b5dfdfda2c151fed9b89abb6dee11f3c_cryptolocker
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Size
65KB
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MD5
b5dfdfda2c151fed9b89abb6dee11f3c
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SHA1
ba4c02d359f5dbc4702e56932738b23cbed509aa
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SHA256
90e6bd63f1326d8a8d35edbcc8a23dd9750817ed56d3ca28b941df3b141d02e1
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SHA512
4433c96e5cb86d5d8d5cbd5b9c5cc9e77f828a6e5153259040af6c68ce53c93925fbeab69a68515e0d51ffa486d719d8550000b84bead7702b5afd359eb2f5d1
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYf:i5nkFGMOtEvwDpjNbwQEI8UZf
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 2024-02-17_b5dfdfda2c151fed9b89abb6dee11f3c_cryptolocker
Files
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2024-02-17_b5dfdfda2c151fed9b89abb6dee11f3c_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