Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_21bb9ca7809e7a7b3da93482c8fba468_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_21bb9ca7809e7a7b3da93482c8fba468_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_21bb9ca7809e7a7b3da93482c8fba468_cryptolocker
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Size
38KB
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MD5
21bb9ca7809e7a7b3da93482c8fba468
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SHA1
4747341f1785a627ef98df6ba19b9dbadbd11703
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SHA256
cdefa5883c7731bbab3aa39dd935fa9da5b578f985d4a45a4469e786b81b3c5e
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SHA512
39ad9632f03381d7db7ae6f59ced7965946df36df984d754a894439d0a9b685a94e946de67519ffd54c34e81b4632e9d3214700172af32a26e9069897cb0c8dc
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRIL:m5nkFNMOtEvwDpjG8hhXGL
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 2024-02-18_21bb9ca7809e7a7b3da93482c8fba468_cryptolocker
Files
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2024-02-18_21bb9ca7809e7a7b3da93482c8fba468_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