Static task
static1
Behavioral task
behavioral1
Sample
2024-05-10_25c66829d78b612d0793a4f10158dfa9_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-10_25c66829d78b612d0793a4f10158dfa9_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_25c66829d78b612d0793a4f10158dfa9_cryptolocker
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Size
44KB
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MD5
25c66829d78b612d0793a4f10158dfa9
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SHA1
ffe8dd9a87a70fd2a66492a7966537135275358b
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SHA256
d615152da37d8891109b71aaa7c48c8d93d8dc50c9e5e563c9e1a32b4eb8a5b4
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SHA512
65d1c94a75370f82c02aaa3a88484b4043ecc992ea2d0566f5752f95d48093518a0f3c945b75033fc7a6b90a5a80c2e911f3fd46e9275958a7ee89b6bd842e18
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRp5jvbT:m5nkFNMOtEvwDpjG8hhXj53T
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 2024-05-10_25c66829d78b612d0793a4f10158dfa9_cryptolocker
Files
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2024-05-10_25c66829d78b612d0793a4f10158dfa9_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