Static task
static1
Behavioral task
behavioral1
Sample
2024-06-12_a381b869944e0d897989c84df5030090_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-12_a381b869944e0d897989c84df5030090_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_a381b869944e0d897989c84df5030090_cryptolocker
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Size
43KB
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MD5
a381b869944e0d897989c84df5030090
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SHA1
719619ccefda5a924736b7a027d360760f36ba58
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SHA256
67a64bb132d63f116f06c4c392aa68251af0aa2ba15a8c344cbc5607466bdefb
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SHA512
82fadc7296b362255db6f755f420391c5c43e464df7be2e2bdfd3d38a892372ad0dcf0fd608bc9b13898684068bf2064b4a39a4e1fd0439a224259ac438bb851
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZnTx:i5nkFGMOtEvwDpjR+viHsj
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 2024-06-12_a381b869944e0d897989c84df5030090_cryptolocker
Files
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2024-06-12_a381b869944e0d897989c84df5030090_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