Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_87f9b19722c89bced9749d318cbaf010_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_87f9b19722c89bced9749d318cbaf010_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_87f9b19722c89bced9749d318cbaf010_cryptolocker
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Size
86KB
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MD5
87f9b19722c89bced9749d318cbaf010
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SHA1
90a45086cba721de956f3c4e62208c77fdaab6e7
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SHA256
3db9f33e2941a2031bebabd769b0d09b47e62786e749ad095c0f3b0d90136687
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SHA512
2b903a7574fde432a700196072ffdcb58988dd38fd09c68c02fe8e90c9448163b3626bc599734fac16d0297248b1f81b69f56299b21846a803501b47693151f9
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvAc/:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8Ac/
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 2024-02-19_87f9b19722c89bced9749d318cbaf010_cryptolocker
Files
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2024-02-19_87f9b19722c89bced9749d318cbaf010_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