Static task
static1
Behavioral task
behavioral1
Sample
2024-04-06_55fd38ebe6d171d95c16dabfeccd8b93_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_55fd38ebe6d171d95c16dabfeccd8b93_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_55fd38ebe6d171d95c16dabfeccd8b93_cryptolocker
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Size
101KB
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MD5
55fd38ebe6d171d95c16dabfeccd8b93
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SHA1
a07635e12ada02ef98d341de36b20b4aab8f5225
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SHA256
7d2dd6babd6ee5ec01a4921034ffd3655215e7c17a1353ebc227ef8c8ae0cc3f
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SHA512
85b5fe80a48ca71e2f9eb789d4d5d1cd8cfd0c107ababccc2458e7d5130dc247f41844a4ad948e3da7f576209400f8388c71daf1db6f11f1a99a98eb06eafdf0
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5eR:i5nkFGMOtEvwDpjNbwQEIikgNH
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 2024-04-06_55fd38ebe6d171d95c16dabfeccd8b93_cryptolocker
Files
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2024-04-06_55fd38ebe6d171d95c16dabfeccd8b93_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