Static task
static1
Behavioral task
behavioral1
Sample
2024-03-19_efc561bdcc1654acffbaae428de84c77_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_efc561bdcc1654acffbaae428de84c77_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_efc561bdcc1654acffbaae428de84c77_cryptolocker
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Size
99KB
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MD5
efc561bdcc1654acffbaae428de84c77
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SHA1
0861ca8af8744fb09ceb3ca4c2e8ae347af52c06
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SHA256
01ce597a2a4a84b7f58a60825a0b655dddc7fa3e34c54c073b036bb571a45c6b
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SHA512
9a68323a08d68ff7e2ae65b461ac0240882da6e2bc6df771bdd94a8cd1bb5d18c6f397ec90eb58318530abe89bea0fa932383eee843f62298ebfa22775ac5a78
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbq:i5nkFGMOtEvwDpjNbwQEIikgN+
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 2024-03-19_efc561bdcc1654acffbaae428de84c77_cryptolocker
Files
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2024-03-19_efc561bdcc1654acffbaae428de84c77_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