Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_21dd41015245f3a86180d8ca8355b113_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_21dd41015245f3a86180d8ca8355b113_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-23_21dd41015245f3a86180d8ca8355b113_cryptolocker
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Size
36KB
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MD5
21dd41015245f3a86180d8ca8355b113
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SHA1
88e0d8421ae2be8fce23422aab81e63911ae1248
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SHA256
fe33f69850b33be36dbb40bd08d3cdedc8ba93af0d1d4f54297344a52b241a65
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SHA512
68ac099cb0fecae3aa438c8472b895a9feb852e5d7c2b5e73f32ff4dbe954c6d829124fe4d6a26a84b2a44461634dbf49f1b104beed58ed336fec6226d0d0c59
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SSDEEP
384:+cX+ni9VCr5nQI021q4VQBqURYpetOOtEvwDpjqIGRxzOP51FqQLicn3f3QuIc:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnv15
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_21dd41015245f3a86180d8ca8355b113_cryptolocker
Files
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2024-01-23_21dd41015245f3a86180d8ca8355b113_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