Static task
static1
Behavioral task
behavioral1
Sample
2024-01-25_f745d2a860dfaaadddd27bc4b8ae5408_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_f745d2a860dfaaadddd27bc4b8ae5408_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-25_f745d2a860dfaaadddd27bc4b8ae5408_cryptolocker
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Size
47KB
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MD5
f745d2a860dfaaadddd27bc4b8ae5408
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SHA1
f3f29b0dbbf11932ce0eb32c9f69a650dc1ccc7a
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SHA256
456858614f4b2b3bd2382f4805ede78c972d8b6b9de4a1ffff5fc36ac9f9fd77
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SHA512
4e76ad4e2970ce676422d85b849ee13ea42c3971e949e52274201de4e4c414badc1c6f3de69a7f2408324b27f9f2a0aa70732f531b6680ee1f84af5e78050a17
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/74zpzN:XS5nQJ24LR1bytOOtEvwDpjNbP/0GgH
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 2024-01-25_f745d2a860dfaaadddd27bc4b8ae5408_cryptolocker
Files
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2024-01-25_f745d2a860dfaaadddd27bc4b8ae5408_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