Static task
static1
Behavioral task
behavioral1
Sample
2024-05-22_a5bc26a0676d8f02b74f7a98fa871b98_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-22_a5bc26a0676d8f02b74f7a98fa871b98_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_a5bc26a0676d8f02b74f7a98fa871b98_cryptolocker
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Size
69KB
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MD5
a5bc26a0676d8f02b74f7a98fa871b98
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SHA1
78cb6ac98c3dbb88eb5788606c6de41fc5935c7b
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SHA256
7e137eb41d5ba35c888a3c840b82d3ce74652347a55da3eb2f79b8dd2575aa5d
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SHA512
a35037f1efeecfcbe80241d656c30659b32693a9a16248fbc215e38f61c6fe4b63de60a6ca766664356ef03c098ab53da53cd815fcc7260995ebcef5d5ab3211
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/dG:i5nkFGMOtEvwDpjNbwQEI8UZDw
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
Processes:
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-22_a5bc26a0676d8f02b74f7a98fa871b98_cryptolocker
Files
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2024-05-22_a5bc26a0676d8f02b74f7a98fa871b98_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