Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_b368a0d749f3d183b49d80b1ef1a8bdd_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-30_b368a0d749f3d183b49d80b1ef1a8bdd_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-30_b368a0d749f3d183b49d80b1ef1a8bdd_cryptolocker
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Size
103KB
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MD5
b368a0d749f3d183b49d80b1ef1a8bdd
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SHA1
e971c57519fd76b0042ae56b09776fabbfc1dd96
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SHA256
d07c78c8b7d19199c30b5d93eab0ad0c435c2b74d61dd300aa442dae6195f407
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SHA512
727ed6f44ff4cb1a1f2cf2d8b519a9101ca847cfba3830db68be06c6e14e144e7b3cdbdd2a3e5e71dea642bcf126b0d58c39daa3a37485f7d25eed636d27ea06
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5e/7:i5nkFGMOtEvwDpjNbwQEIikgNZ7
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 2024-04-30_b368a0d749f3d183b49d80b1ef1a8bdd_cryptolocker
Files
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2024-04-30_b368a0d749f3d183b49d80b1ef1a8bdd_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