Static task
static1
Behavioral task
behavioral1
Sample
2024-03-26_b22cbd464a03a7d6432147c88774511d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_b22cbd464a03a7d6432147c88774511d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_b22cbd464a03a7d6432147c88774511d_cryptolocker
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Size
41KB
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MD5
b22cbd464a03a7d6432147c88774511d
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SHA1
925c8ab8e5bc2c1a57d0176cf20f27b08cf8ddba
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SHA256
6ee31ed4ba155d74f36b91ffb6d18e9e1f2f6ba19b2b0a89bbacd9a16bc9ce3f
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SHA512
201421ebd7e2161a3a7f29833d67864f189197b01f44125a5091ccb6df81006550d59c99736ff88ec8ed1431d4e3495f1a1f5773a029bb6bd73523a779e49fa3
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRBShA:m5nkFNMOtEvwDpjG8hhXbJ
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 2024-03-26_b22cbd464a03a7d6432147c88774511d_cryptolocker
Files
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2024-03-26_b22cbd464a03a7d6432147c88774511d_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