Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_b67eff0db418a6406d55ccd840d5f562_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_b67eff0db418a6406d55ccd840d5f562_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_b67eff0db418a6406d55ccd840d5f562_cryptolocker
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Size
43KB
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MD5
b67eff0db418a6406d55ccd840d5f562
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SHA1
f476d7bf0f75489703b14405cc73c8e88f80e732
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SHA256
6a3dd728154f4b2ec7405696c7d9fb630a9b87cd3ebedd944d0889af1cf88d8f
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SHA512
8ea4a3e9c173211d92edf3f4bbb538f6d78dd238d46b07c0bda68818003493c130db36c672b9fccff3d10a8af572d917b48a49da017ffa745b3bc5fee68a750d
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRp5j+:m5nkFNMOtEvwDpjG8hhXj5K
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 2024-04-30_b67eff0db418a6406d55ccd840d5f562_cryptolocker
Files
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2024-04-30_b67eff0db418a6406d55ccd840d5f562_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