Static task
static1
Behavioral task
behavioral1
Sample
2024-05-02_4138da2530e3372d6c2a3119bc333fa7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-02_4138da2530e3372d6c2a3119bc333fa7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-02_4138da2530e3372d6c2a3119bc333fa7_cryptolocker
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Size
41KB
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MD5
4138da2530e3372d6c2a3119bc333fa7
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SHA1
bcccd57ef266572b1de130d1491861eb4ffdf3ba
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SHA256
03633fb5d5d067ffb3d665a5caa1594630857e43c0a86112cebb92255fecc6ce
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SHA512
946160572ba2ebb16f63099ce775b017578c65149db902ef33bdf4d5621cfb701fa5fab21aabc8b23b9439f4cc2cdc66312fa9222501c5af2512e73898403d7c
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZD:i5nkFGMOtEvwDpjR+viHsN
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 2024-05-02_4138da2530e3372d6c2a3119bc333fa7_cryptolocker
Files
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2024-05-02_4138da2530e3372d6c2a3119bc333fa7_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