Static task
static1
Behavioral task
behavioral1
Sample
2024-02-24_b62e598c7a33797b60e75abaa5faa57d_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-24_b62e598c7a33797b60e75abaa5faa57d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_b62e598c7a33797b60e75abaa5faa57d_cryptolocker
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Size
38KB
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MD5
b62e598c7a33797b60e75abaa5faa57d
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SHA1
d2fd1cef93b9fe24f2385dc791fb31f5ebe89f61
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SHA256
d591da6a8b03dc03043d41aab905be991356b03d649d7198855ae3d9beba046b
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SHA512
785f370794704e51b76f5b3d346b1f06e7d1f09d30f7e2e728a81152c7ba2e72a27927ade838a2aa48857192e4d48583a1fea65cdd0ef0f402a111fd56872864
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnt:m5nkFNMOtEvwDpjG8hgpt
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 2024-02-24_b62e598c7a33797b60e75abaa5faa57d_cryptolocker
Files
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2024-02-24_b62e598c7a33797b60e75abaa5faa57d_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