Static task
static1
Behavioral task
behavioral1
Sample
2024-04-27_b819fc2a83b22aad46003f3434be7684_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_b819fc2a83b22aad46003f3434be7684_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_b819fc2a83b22aad46003f3434be7684_cryptolocker
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Size
43KB
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MD5
b819fc2a83b22aad46003f3434be7684
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SHA1
3389279a2130ac620dabb0aca5c66857de6f307d
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SHA256
1358ffe5adcdfff79e55b77676bce486ac034ed5cd7f956ae90a9975dcb57602
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SHA512
cc9febbb77fe013c3017c66a397ece4d4c21d25819d4c9cd1da033f938d3131d8f171a1411fe89f4a79a21eda612e81b5ad286f4332f8fc366d9e8fadce27987
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRp5jz:m5nkFNMOtEvwDpjG8hhXj5f
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 2024-04-27_b819fc2a83b22aad46003f3434be7684_cryptolocker
Files
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2024-04-27_b819fc2a83b22aad46003f3434be7684_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