Static task
static1
Behavioral task
behavioral1
Sample
2024-04-21_f3d886f865a6e8097f68352b76e37ecf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-21_f3d886f865a6e8097f68352b76e37ecf_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_f3d886f865a6e8097f68352b76e37ecf_cryptolocker
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Size
67KB
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MD5
f3d886f865a6e8097f68352b76e37ecf
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SHA1
9a859506d383a182506e988cd304918ec3d33a15
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SHA256
ec071d8c938ee29c7613d6582d66e6bb8fcd1c0b8c30fdb6b3932e50b6182330
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SHA512
13d9c7f8bf15eb363c7b29fd548ee1bc77bde54293a2b045f4dcbea404b9a543da6c798ddcec7ebc95c2bd5348b4badd8f3795eac369c5e2b530777c08fca611
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/B:i5nkFGMOtEvwDpjNbwQEI8UZD5
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 2024-04-21_f3d886f865a6e8097f68352b76e37ecf_cryptolocker
Files
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2024-04-21_f3d886f865a6e8097f68352b76e37ecf_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