Static task
static1
Behavioral task
behavioral1
Sample
2024-02-02_4b681848cb885144c9def5079cd943c6_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-02_4b681848cb885144c9def5079cd943c6_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-02_4b681848cb885144c9def5079cd943c6_cryptolocker
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Size
49KB
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MD5
4b681848cb885144c9def5079cd943c6
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SHA1
cf1b8517c475ab90b247d692576601685b636436
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SHA256
f8ce78f6fa9010e9c4d7613ff2571daec567da1909e0804292fe933ab5aa451a
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SHA512
4782eb04d5e7b55572e346e6be27cc6c49d144c3b439f254c0bd909b5677bde7d610a3aabcc662afb46ffe6034805298a8069bfb538869a91c1b45f11267b291
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MzF3m:i5nkFGMOtEvwDpjNbwQEqm
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 2024-02-02_4b681848cb885144c9def5079cd943c6_cryptolocker
Files
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2024-02-02_4b681848cb885144c9def5079cd943c6_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