Static task
static1
Behavioral task
behavioral1
Sample
2024-04-10_4f34c1f21ec0876659fe244587d7d9be_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_4f34c1f21ec0876659fe244587d7d9be_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_4f34c1f21ec0876659fe244587d7d9be_cryptolocker
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Size
39KB
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MD5
4f34c1f21ec0876659fe244587d7d9be
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SHA1
02685bfb41f69077a3673a4484dba42d096287c5
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SHA256
e5acd92687356b157de7200b74508fe7655b52cec69c8a149264341dd2ff1935
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SHA512
87d5af92b0e87d15600df5c620395b5399b3f59a038cb5eb7cf8a9d571f842f29346f8e64ee14fbfbf3481f29cf5bf488e98e2e0752f70cdd8fb5207865696c2
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsh:i5nkFGMOtEvwDpjR+viHsh
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 2024-04-10_4f34c1f21ec0876659fe244587d7d9be_cryptolocker
Files
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2024-04-10_4f34c1f21ec0876659fe244587d7d9be_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: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE