Static task
static1
Behavioral task
behavioral1
Sample
2024-03-29_bdf1ab3e009585dc92a4d00664005f71_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-29_bdf1ab3e009585dc92a4d00664005f71_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_bdf1ab3e009585dc92a4d00664005f71_cryptolocker
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Size
41KB
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MD5
bdf1ab3e009585dc92a4d00664005f71
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SHA1
5628073f3304aad79c78700048e54ef7f3c23ca3
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SHA256
bc9e3c600d3b71c1dfd61e60188cd4baaec4508eb135751dd4ac59ffb86451fa
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SHA512
908504281674387306e40c3f63565f8c362f36a144715a247a53b79b1a1af970007fb2a445dd83e1ed0cda861728bd87e1ac7eab7121c9fa99cdfdeee1b07296
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpneNo:m5nkFNMOtEvwDpjG8hgpeNo
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 2024-03-29_bdf1ab3e009585dc92a4d00664005f71_cryptolocker
Files
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2024-03-29_bdf1ab3e009585dc92a4d00664005f71_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