Static task
static1
Behavioral task
behavioral1
Sample
2024-03-25_b86be5dcb6f1889616efe7d3132f7ee9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_b86be5dcb6f1889616efe7d3132f7ee9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-25_b86be5dcb6f1889616efe7d3132f7ee9_cryptolocker
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Size
40KB
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MD5
b86be5dcb6f1889616efe7d3132f7ee9
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SHA1
b687eb01e7de9268f2606a1ee87c9e961d1b28d8
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SHA256
b86865debe14333f317f8f3280df279cacc42f18a9e433c1decf3d22b1bdd17f
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SHA512
f1245eae731e0a780788d819dbab6d222e8e997d69c9bab1f14aea0955fe2730f504f41e7f175806fa543d3d4f1b04a5150f086c75af637da8ab1250eaf4cc9f
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFR1T:m5nkFNMOtEvwDpjG8hhX3T
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 2024-03-25_b86be5dcb6f1889616efe7d3132f7ee9_cryptolocker
Files
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2024-03-25_b86be5dcb6f1889616efe7d3132f7ee9_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