Static task
static1
Behavioral task
behavioral1
Sample
2024-03-28_1b56e23cade74ab6e66484016ad8dea6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_1b56e23cade74ab6e66484016ad8dea6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_1b56e23cade74ab6e66484016ad8dea6_cryptolocker
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Size
41KB
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MD5
1b56e23cade74ab6e66484016ad8dea6
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SHA1
8109ce6d0f6c4512c3b485ec76db89bc2287aa67
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SHA256
535f3e098870f473a03c4dde726e2fc1cc9eeaad23e8e9b9fd410d9f87b70716
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SHA512
b056793bd1abd289992522a966fe94a5909d257c19e6932e7a2291522964da61c132d5e5ffaa423baa3ddc10ead7a8ed43d9150be5627139ee5cd2c66470f166
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRQs:m5nkFNMOtEvwDpjG8hhX6s
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 2024-03-28_1b56e23cade74ab6e66484016ad8dea6_cryptolocker
Files
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2024-03-28_1b56e23cade74ab6e66484016ad8dea6_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