Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_9f0d7c34be87ec3ecb5b6a9cd266eec8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_9f0d7c34be87ec3ecb5b6a9cd266eec8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_9f0d7c34be87ec3ecb5b6a9cd266eec8_cryptolocker
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Size
36KB
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MD5
9f0d7c34be87ec3ecb5b6a9cd266eec8
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SHA1
7257f2c02f83d390a72e56f838988c1c1381a7eb
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SHA256
6e2fb7fab8ad326c8247882cf3977234ae4f3ee48ec6a987f20ad0ffeb7242e7
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SHA512
78456b28eedcff83cfdbb7c669fdae929860eb49c0c515b88c38c16e75688314d0f81b2391d92d8ed53f695281827dd3d6646214338aaab3ba68f79deb433f13
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnv0Ke:m5nkFNMOtEvwDpjG8h0L
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 2024-01-29_9f0d7c34be87ec3ecb5b6a9cd266eec8_cryptolocker
Files
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2024-01-29_9f0d7c34be87ec3ecb5b6a9cd266eec8_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