Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_b63a703d64aaeee5b37939cafa270e77_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_b63a703d64aaeee5b37939cafa270e77_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_b63a703d64aaeee5b37939cafa270e77_cryptolocker
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Size
47KB
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MD5
b63a703d64aaeee5b37939cafa270e77
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SHA1
6dec5f405a5b547a43a4cc460c0dd66ef37266b7
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SHA256
4f1ae336abfc132a05423aa719713418520ef4ba4514b9bbf2127b53f819304c
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SHA512
145bb934b4354ecf2169c251c505a80fb8fc65804de478b3580b7e2d31d93d120482b29bd5052c0b3db838e54e036a9c939801d3e5617ab1350598da9681ce2d
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/3l4n:XS5nQJ24LR1bytOOtEvwDpjNbP/3l4n
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 2024-02-28_b63a703d64aaeee5b37939cafa270e77_cryptolocker
Files
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2024-02-28_b63a703d64aaeee5b37939cafa270e77_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