Static task
static1
Behavioral task
behavioral1
Sample
2024-02-29_4657a08a7b3d62d16c3bd954ac536ab1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_4657a08a7b3d62d16c3bd954ac536ab1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_4657a08a7b3d62d16c3bd954ac536ab1_cryptolocker
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Size
39KB
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MD5
4657a08a7b3d62d16c3bd954ac536ab1
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SHA1
3d200a2f227af88a66a780f4572efc2012880c85
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SHA256
5c5f49e0cf0bb159539865809aae8cb98f88921d78281bac011daf40377c148c
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SHA512
0353d80e3d8a240fd41fbd0aa7b890a0247120e2ca01fdb5a399ada45b14c71c33cb534cf1de99446890aacaa9a99fe18e1033e830ad905f5475a2b93b11af43
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnI:m5nkFNMOtEvwDpjG8hgpI
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 2024-02-29_4657a08a7b3d62d16c3bd954ac536ab1_cryptolocker
Files
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2024-02-29_4657a08a7b3d62d16c3bd954ac536ab1_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