Static task
static1
Behavioral task
behavioral1
Sample
2024-03-09_683da4382d2efae1a7544d01b34979fc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-09_683da4382d2efae1a7544d01b34979fc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-09_683da4382d2efae1a7544d01b34979fc_cryptolocker
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Size
38KB
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MD5
683da4382d2efae1a7544d01b34979fc
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SHA1
01f8a86e54c9815aeecc33221092b2d739405191
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SHA256
d8516eaaa5f75cc1eb54698ee7c4914ce573cdf5fe64e44f849c81a3afe7a45a
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SHA512
1a7fbc7c413ec60d40f4320b619843c80929a7f96da2233f29e261f87ae5fedc487400b4619f363b09d89cd7398f658be4c4fc048b41dd2a611570a43a024d9b
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFR2:m5nkFNMOtEvwDpjG8hhXI
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 2024-03-09_683da4382d2efae1a7544d01b34979fc_cryptolocker
Files
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2024-03-09_683da4382d2efae1a7544d01b34979fc_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE