Static task
static1
Behavioral task
behavioral1
Sample
2024-03-10_1185a708be53733ea117eca9e4e2d975_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_1185a708be53733ea117eca9e4e2d975_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_1185a708be53733ea117eca9e4e2d975_cryptolocker
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Size
39KB
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MD5
1185a708be53733ea117eca9e4e2d975
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SHA1
e778e2018b9b3c99aca660ed606a631dacd8adca
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SHA256
4cfcd5b1ca771aa86ebe709d0414f5249b971aedfc22e4aef8f06f097302130e
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SHA512
1d31e60d474e3996814fc8eaab35ee0204afe756ff0bd35fe7200a11a1b74cbc882b5f8c32c74630bd8054cd2646aadcbde895ed8617aea185f91cdb351210b9
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLtldJQgcS:i5nkFGMOtEvwDpjn/JQgcS
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 2024-03-10_1185a708be53733ea117eca9e4e2d975_cryptolocker
Files
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2024-03-10_1185a708be53733ea117eca9e4e2d975_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