Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_c87ed070f9a0b45fa1df1a02715b57a4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_c87ed070f9a0b45fa1df1a02715b57a4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_c87ed070f9a0b45fa1df1a02715b57a4_cryptolocker
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Size
39KB
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MD5
c87ed070f9a0b45fa1df1a02715b57a4
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SHA1
a922449645c891070f1e31a7082bfddc3fd9f037
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SHA256
3f4fc3e15d593aef992d0d99aaeddf252bf5f9d72bf226a9a69e15352df60eab
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SHA512
7e338928931819d4f373963137d3baeb7fe773187428f99900dcae67776875cd384b54659dcd345f0ab037d90253c83dbee5c5bb0d2e07502270ecb06b668ac4
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLtldJQp3v2I:i5nkFGMOtEvwDpjn/JQxt
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 2024-02-28_c87ed070f9a0b45fa1df1a02715b57a4_cryptolocker
Files
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2024-02-28_c87ed070f9a0b45fa1df1a02715b57a4_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