Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_8bf62885cbb7f34158499b69f3f163e9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_8bf62885cbb7f34158499b69f3f163e9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-08_8bf62885cbb7f34158499b69f3f163e9_cryptolocker
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Size
86KB
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MD5
8bf62885cbb7f34158499b69f3f163e9
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SHA1
df3aa9b670d2a45121924282ccbdcd6de625daeb
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SHA256
bbea0d32a713d73498497b2136a86b79ad9de9d9940ccc5c54bc2f4e212fc6b9
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SHA512
069a2f36987f04203f16320b1fc7878312598eed00ae2716e2eb755a7be81156f1d35fa8c01e3d0a0b8954dd58f0400c7856ffed40f3c270601bbea2b8f4dd02
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRW:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8E
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 2024-04-08_8bf62885cbb7f34158499b69f3f163e9_cryptolocker
Files
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2024-04-08_8bf62885cbb7f34158499b69f3f163e9_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