Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_f5ffdb31b16ead3cf3b1a4063ca527a2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_f5ffdb31b16ead3cf3b1a4063ca527a2_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_f5ffdb31b16ead3cf3b1a4063ca527a2_cryptolocker
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Size
38KB
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MD5
f5ffdb31b16ead3cf3b1a4063ca527a2
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SHA1
bfae09b7b80d00bbf0b230d4b6794584ffe31c67
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SHA256
89b88c7891d4b1d13993caa41f333365fcc1b1f071eb1a6cfc7c1ceed297e9de
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SHA512
61aade01d857540891b6cb90168950add1bafd9cfa7f188a81dea22372583f6076fcb0a7b4027f01767caefcdb647a4444c671978f01f2eb450d757239689a45
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRhpku:m5nkFNMOtEvwDpjG8hhXLpku
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 2024-02-21_f5ffdb31b16ead3cf3b1a4063ca527a2_cryptolocker
Files
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2024-02-21_f5ffdb31b16ead3cf3b1a4063ca527a2_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE