Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_4ac057b568c677abfac370b6b9ab15ca_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_4ac057b568c677abfac370b6b9ab15ca_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_4ac057b568c677abfac370b6b9ab15ca_cryptolocker
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Size
40KB
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MD5
4ac057b568c677abfac370b6b9ab15ca
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SHA1
1e62b74cdde1c087917715711c7c3fb1a5e6276d
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SHA256
3bee081f754c5166d4af59edb015b967b0d429c7cc5c5db4d61c1cb8121823b8
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SHA512
7cc4143832461b3d4e14a974b69bc62e819e9ef8b527605fa2504fa056892ab5396f95f0e442552234c03feb772ed0bea9420d451b4d79af2c05476f0280ee8b
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRY+c:m5nkFNMOtEvwDpjG8hhXy+c
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 2024-02-23_4ac057b568c677abfac370b6b9ab15ca_cryptolocker
Files
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2024-02-23_4ac057b568c677abfac370b6b9ab15ca_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE