Static task
static1
Behavioral task
behavioral1
Sample
2024-05-09_88aee8bc49ab048f0690f785694d229d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-09_88aee8bc49ab048f0690f785694d229d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-09_88aee8bc49ab048f0690f785694d229d_cryptolocker
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Size
87KB
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MD5
88aee8bc49ab048f0690f785694d229d
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SHA1
fc5d8380ba36b2560e736d2d6c4451007b698090
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SHA256
5b4fdf5401b6d1f02b1567be643e001dc92a32739aec4006c74f48225e072d5d
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SHA512
fd45b3e45e32da22f08646d324a7e29afe6a971b9db9ad1c2b52de5acb019b743e1c15e94680c68f68faf62afe0c527b1e06f09ccbf6e42f87d0d281f2de005b
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRvm:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8Bm
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 2024-05-09_88aee8bc49ab048f0690f785694d229d_cryptolocker
Files
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2024-05-09_88aee8bc49ab048f0690f785694d229d_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