Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_52f91d91575198af9effcd528cb7d61c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_52f91d91575198af9effcd528cb7d61c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_52f91d91575198af9effcd528cb7d61c_cryptolocker
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Size
40KB
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MD5
52f91d91575198af9effcd528cb7d61c
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SHA1
70975e61a5554a639b1c6028f5b9a4151cb76995
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SHA256
e5a207cbb1a9e9d978395a7975bfd0ab05e54a3feff1a2776d83060d42636ef9
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SHA512
867e7463262837c1d556143d6e49a9aca7edbf1ac9fb8ba684cc28b599d8de023640fcbfcc5312cad9e79fa6785437ede6615c0e98dcacd2409d9594820ca56e
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpneNW:m5nkFNMOtEvwDpjG8hgpeNW
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 2024-02-19_52f91d91575198af9effcd528cb7d61c_cryptolocker
Files
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2024-02-19_52f91d91575198af9effcd528cb7d61c_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