Static task
static1
Behavioral task
behavioral1
Sample
2024-05-26_4cdcf738c2f7d3ec151d257a0a1cc975_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-26_4cdcf738c2f7d3ec151d257a0a1cc975_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-26_4cdcf738c2f7d3ec151d257a0a1cc975_cryptolocker
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Size
43KB
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MD5
4cdcf738c2f7d3ec151d257a0a1cc975
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SHA1
5c155201e56f49efb7956a857286a4faafa9ce9b
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SHA256
c35ce32905503d57a4bc084412bd339a4f135e340517eae07cee0173805c9062
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SHA512
fd91a96a4bbf6fa545f2860d8b53454fe755c7df5da619df71a5650ca9f896cfc5d5030eb91d1070d78f74bf3e0138ed968c7c414ba34ee2c6fc6faab38defca
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnY1nytu:m5nkFNMOtEvwDpjG8hgpY1yA
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 2024-05-26_4cdcf738c2f7d3ec151d257a0a1cc975_cryptolocker
Files
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2024-05-26_4cdcf738c2f7d3ec151d257a0a1cc975_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