Static task
static1
Behavioral task
behavioral1
Sample
2024-02-27_f811fa1e7981752783c37339c58dbf1c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-27_f811fa1e7981752783c37339c58dbf1c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-27_f811fa1e7981752783c37339c58dbf1c_cryptolocker
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Size
100KB
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MD5
f811fa1e7981752783c37339c58dbf1c
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SHA1
76dda20822336341e5e7e6795f0fdf517cf60e2a
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SHA256
136c506e156ba8ba5e6d309522a8119c8d23f5d0b376f8d1388d58a743615006
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SHA512
239027a866f33022e27c2f8f4940da8cd38618a232cdf9304fcb42ac82285972ca0dcf4e225d025a8bee7acd63de18ffba890bb63ace9e80d92769b91092b88f
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbkVp:i5nkFGMOtEvwDpjNbwQEIikgNK
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 2024-02-27_f811fa1e7981752783c37339c58dbf1c_cryptolocker
Files
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2024-02-27_f811fa1e7981752783c37339c58dbf1c_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