Static task
static1
Behavioral task
behavioral1
Sample
2024-02-13_7dcf69053a0bde3921148ba75787ef0a_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-13_7dcf69053a0bde3921148ba75787ef0a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_7dcf69053a0bde3921148ba75787ef0a_cryptolocker
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Size
40KB
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MD5
7dcf69053a0bde3921148ba75787ef0a
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SHA1
e81fcb7fb57ebe4a6cb51abdf71eef2994e11185
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SHA256
619211573926a2d77e36667169fa7c7d31bf21b77c52ddda55a3d6468be82147
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SHA512
c3f19f9df4377aad0fdcc28177f4d6a375b2f656b9ae28513debd6e379ca659424ed2137dbcbc357e18557fbcb9e814a4050f4fb0fe22a314b64babff76db27e
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRY+z:m5nkFNMOtEvwDpjG8hhXy+z
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 2024-02-13_7dcf69053a0bde3921148ba75787ef0a_cryptolocker
Files
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2024-02-13_7dcf69053a0bde3921148ba75787ef0a_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