Static task
static1
Behavioral task
behavioral1
Sample
2024-05-24_1553e2a82975e5373304b5ac072e2f55_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-24_1553e2a82975e5373304b5ac072e2f55_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-24_1553e2a82975e5373304b5ac072e2f55_cryptolocker
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Size
42KB
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MD5
1553e2a82975e5373304b5ac072e2f55
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SHA1
0413f0a59ab8fb11ca6944bb5080723596b5091a
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SHA256
875ad8cf685f92a7e018fd655e47b4bb7b0ccdec4715da39eedebf25be7fcc77
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SHA512
eaec9ff22d5e1c4412d46d5b976bd0fe839ba66d3f9402688ff790030fb82f563f1f6a19585738b766ca72a8213dd3192803c3724740f58b38129e34a2af1d02
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZO:i5nkFGMOtEvwDpjR+viHss
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 2024-05-24_1553e2a82975e5373304b5ac072e2f55_cryptolocker
Files
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2024-05-24_1553e2a82975e5373304b5ac072e2f55_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