Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_4dc2b908ff5f502fbe34c1e000c2ef95_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_4dc2b908ff5f502fbe34c1e000c2ef95_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_4dc2b908ff5f502fbe34c1e000c2ef95_cryptolocker
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Size
100KB
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MD5
4dc2b908ff5f502fbe34c1e000c2ef95
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SHA1
e2520642b97029eef6a2215e96bce73701f18a16
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SHA256
b85b620390bef97860208df6b8d0124ac8ab786d02990988e8f07a8697fd21a6
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SHA512
b96de36f14b8457ebec9e3e30060a2c10dabba771dab4d69d4e4b0d2d3d339011877799927fea90a9acb7c6aa968d32932f6e566b2d9f1724b71084a3f7a148a
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjz/6wS:i5nkFGMOtEvwDpjNbwQEIikr0
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 2024-02-28_4dc2b908ff5f502fbe34c1e000c2ef95_cryptolocker
Files
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2024-02-28_4dc2b908ff5f502fbe34c1e000c2ef95_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