Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_20c48ab53505f5f5d783b0322d9d9b46_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_20c48ab53505f5f5d783b0322d9d9b46_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-23_20c48ab53505f5f5d783b0322d9d9b46_cryptolocker
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Size
98KB
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MD5
20c48ab53505f5f5d783b0322d9d9b46
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SHA1
6fc719ad0e76d8aed6ab89173e1ac34968b17b92
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SHA256
d000847cfdbcd3b0f3993f629f6313fffabe64f3c068d9727626cd835023b613
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SHA512
73344b246e913c4ee60964e462d6014c3f5dd1e762525d9c37022e8576c9079698f244c1f9074d75895d157fd0abf27816f3baa6347b338b4a8d60303a287e2e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbD:i5nkFGMOtEvwDpjNbwQEIikgNv
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 2024-01-23_20c48ab53505f5f5d783b0322d9d9b46_cryptolocker
Files
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2024-01-23_20c48ab53505f5f5d783b0322d9d9b46_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